PSG-01S USB Microphone Speaker

User's Manual

Thank you for purchasing Yamaha PSG-01S. This product is a USB microphone/speaker unit to be connected to a computer with the USB cable for use as its audio terminal. Before operating this unit, please read this manual carefully.

■CommunicationYou can use this unit as a microphone speaker for Skype. Incorporating this unit as the microphone/speaker into the Skype system provides a smoother conversation experience for both listeners and talkers.

■ListeningYou can use this unit as a stereo speaker. Two small high-efficiency speakers enable stereo playback for broadband audio signals.

■RecordingYou can use this unit as a recording microphone. Four unidirectional microphones enable high-quality recording suited for various using scenes.

This manual has been compiled based on the latest version of the firmware/software as of May 2010. For the latest information about this unit, please visit the following website.

SoundGadget support website:

http://www.yamaha.co.jp/soundgadget/psg01s/

For the updating procedure, refer to "Using the Latest Features" (page 12) in this manual.

■About abbreviationsIn this manual, the product names are described as follows.

• Yamaha PSG-01S: this unit

• Microsoft® Windows®: Windows

• Microsoft® Windows® 7: Windows 7

• Microsoft® Windows Vista®: Windows Vista

• Microsoft® Windows XP®: Windows XP

• Macintosh®: Mac

■About detailed technical informationDetailed knowledge on the Internet, computer, and network may be required to utilize this unit at its full performance. As the provided manual does not give detailed technical information, please also refer to commercially available books as required.

■About trademarks• Skype, associated trade marks and logos and the "S" symbol are trade marks of Skype Limited.

• Microsoft and Windows are registered trademarks of Microsoft Corporation in the United States and other countries.

• Intel, Pentium and Celeron are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries.

• EUPHONY MOBILE™ is a trademark of DiMAGIC Co.,Ltd.

• Macintosh and Mac OS are registered trademarks of Apple Inc.

Introduction

Check the Latest Information

About This Manual

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Controls and Functions ...................................................4

Communication ................................................................5

Setup.........................................................................................5

Making a call ............................................................................5

Accepting an incoming call ......................................................5

Rejecting an incoming call .......................................................6

Muting the microphones...........................................................6

Listening ...........................................................................7

Recording..........................................................................7

Using the PSG-01S Controller.........................................8

Basic operations of the PSG-01S Controller......................8

Basic operations of the PSG-01S Controller......................8

About the PSG-01S Controller screen .........................9

Configuring SHORTCUT ..........................................11

Configuring the shake function ..................................11

Switching the USB bandwidth usage .........................11

Uninstalling the PSG-01S Controller ...............................11

Uninstalling the PSG-01S Controller ...............................11

Using the Latest Features .............................................12

Updating the firmware via a network.........................12

Updating the firmware using a local file ....................13

Checking the firmware release note ...........................13

Checking the Connection ..............................................14

Using in the Communication mode..................................14

Using in the Communication mode..................................14

Using in the Listening/Recording mode...........................15

Using in the Listening/Recording mode...........................17

Troubleshooting .............................................................18

Q1: Check the status LEDs ....................................................18

Q2: Have a communication problem......................................19

Q3: Have a recording/playback problem................................20

Support Information.......................................................21

Specifications .................................................................22

General ...................................................................................22

Audio ......................................................................................22

Contents

INTRODUCTION

OPERATIONS

ADDITIONAL INFORMATION

indicates information for Windows users and indicates information for Mac OS users.

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1 LEDsLight to indicate the status of this unit.

2 MicrophonesPick up the talker's voice.

3 SpeakersAllow the user to hear audio.

4 REC MICPress to use this unit as a recording microphone.

5 VOL +/–Press to adjust the speaker volume. Holding either key increases or decreases the volume continuously.

6 Off-hookPress to make or accept a Skype call.

7 On-hookPress to reject or end a Skype call.

8 MODEL No.Model number of this unit.

9 USB portFor connecting the USB cable.

0 SER.Serial number of this unit.

A Tripod socketFor attaching a commercially available tripod.

Controls and Functions

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No emergency calls with SkypeSkype is not a replacement for your ordinary telephone and can’t be used for emergency calling

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By standing this unit, you can use this unit as a microphone speaker for Skype. This state is called "Active style".

yFor more information about Skype, visit the following website.Skype website: http://www.skype.com/

To use this unit with Skype, you need to carry out the following setup procedure. For further information, refer to "Quick Start Guide" supplied with this unit.

1 Connect the PC/Mac to the Internet.

2 Connect this unit to the PC/Mac using the supplied USB cable.

3 Install Skype.

4 Install the PSG-01S Controller and then run the PSG-01S Controller.

5 On Skype, permit access from the PSG-01S Controller.

appears in the task tray/menu bar. The setup is complete.

When appears in the task tray/menu bar, you cannot access Skype from the PSG-01S Controller. To use this unit with Skype, permit access from the PSG-01S Controller on Skype.

1 Stand this unit on a flat surface.

yThis unit rings the Style-shift sound (chimes) when the installation style is changed. If the Style-shift sound does not ring or if the error sounds (buzzer sounds) are output, reinstall this unit properly.

2 Specify a phone number to call.

3 Press (off-hook).The phone call starts.

4 Start a conversation.Adjust the speaker volume if necessary.

5 Press (on-hook).The call ends.

1 While receiving an incoming call, stand this unit on a flat surface and then press

(off-hook).

2 Start a conversation.Adjust the speaker volume if necessary.

3 Press (on-hook).The call ends.

Communication

Setup

Note

Making a call

Accepting an incoming call

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1 While receiving an incoming call, press (on-hook).

The incoming call ends.

1 During a Skype call, lay down this unit.The microphones are turned off temporarily.

yTo turn on microphones, stand this unit again.

Rejecting an incoming call

Muting the microphones

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By laying down this unit, you can use this unit as a stereo speaker. This state is called "Relax style".

1 Connect this unit to the PC/Mac using the supplied USB cable.

To use this unit with a Mac, you need to configure the sound settings. For details, refer to "Using in the Listening/Recording mode" (page 17).

2 Lay down this unit.

This unit can be used as a stereo speaker.

If you cannot hear any sounds from this unit's speakers, this unit may not be selected as a sound playback device on your PC/Mac. Refer to "Checking the Connection" (page 14).

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• This unit rings the style-shift sound (chimes) when the installation style is changed. If the Style-shift sound does not ring or if the error sounds (buzzer sounds) are output, reinstall this unit properly.

• If you receive a Skype call while this unit is used as a stereo speaker, this unit gives priority to the Skype call. For information about how to handle a Skype call, refer to "Communication" (page 5).

While a Skype call is not active, you can use this unit as a recording microphone by standing this unit (Active style) and pressing REC MIC.

1 Connect this unit to the PC/Mac using the supplied USB cable.

To use this unit with a Mac, you need to configure the sound settings. For details, refer to "Using in the Listening/Recording mode" (page 17).

2 Stand this unit on a flat surface.

3 Press (REC MIC).This unit can be used as a recording microphone.

4 Press (REC MIC).The recording microphone mode is deactivated.

If you cannot record sounds using this unit's microphones, this unit may not be selected as a sound recording device on your PC/Mac. Refer to "Checking the Connection" (page 14).

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• This unit rings the Style-shift sound (chimes) when the installation style is changed. If the Style-shift sound does not ring or if the error sounds (buzzer sounds) are output, reinstall this unit properly.

• If you receive a Skype call while this unit is used as a recording microphone, this unit gives priority to the Skype call. For information about how to handle a Skype call, refer to "Communication" (page 5).

• To use this unit as a recording microphone by holding it in your hand, set "Fix style" to "Active style" in the PSG-01S Controller screen.

Listening

Note

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Recording

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By using the PGS-01S Controller, you can adjust the unit's settings which cannot be controlled with key operations.When using this unit as a microphone speaker for Skype, you need to run the PSG-01S Controller in advance.In this section, indicates information for Windows users and indicates information for Mac OS users.

This section explains about the basic operations of the PSG-01S Controller.

1 Connect this unit to the PC using the supplied USB cable.

The icon displayed in the task tray switches to .

• Do not connect more than one microphone speaker (including this unit) to the PC at the same time.

• When appears in the task tray, you cannot access Skype from the PSG-01S Controller. To use this unit with Skype, permit access from the PSG-01S Controller on Skype

( appears in the task tray).

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• In the case that does not appear after this unit is connected to the computer, select [Start] - [All Programs] - [Yamaha PSG-01S] - [PSG-01S Controller] to start the PSG-01S Controller.

• To start the PSG-01S Controller on PC start-up, click and then select "Start PSG-01S Controller on PC

start-up".

2 Click in the task tray and then select "View PSG-01S Controller".The "PSG-01S Controller" screen appears.

3 Configure the settings.Configure the settings of this unit according to the use environment.

To quit the PSG-01S ControllerFollow the procedure below to quit the PSG-01S Controller.

• Click in the task tray and then select "Exit".The PSG-01S Controller exits.

This section explains about the basic operations of the PSG-01S Controller.

1 Connect this unit to the Mac using the supplied USB cable.

The icon displayed in the menu bar switches to .

• Do not connect more than one microphone speaker (including this unit) to the Mac at the same time.

• When appears in the menu bar, you cannot access Skype from the PSG-01S Controller. To use this unit with Skype, permit access from the PSG-01S Controller on Skype

( appears in the menu bar).

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• In the case that does not appear in the menu bar, select [Go] - [Applications] - [Yamaha PSG-01S] - [PSG-01S Controller] from the Finder menu bar to start the PSG-01S Controller.

• To start the PSG-01S Controller at Mac login, check "Open at Login" in the "Dock" menu.

2 From the PSG-01S Controller menu bar, select [Window] - [PSG-01S Controller].The "PSG-01S Controller" screen appears.

Using the PSG-01S Controller

Basic operations of the PSG-01S Controller

Notes

Basic operations of the PSG-01S Controller

Notes

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3 Configure the settings.Configure the settings of this unit according to the use environment.

To quit the PSG-01S ControllerFollow the procedure below to quit the PSG-01S Controller.

• From the PSG-01S Controller menu bar, select [PSG-01S Controller] - [Quit PSG-01S Controller]. The PSG-01S Controller exits.

In this section, Windows 7 is used as an example.

■Home ( ) tab

1 Shows the status of this unit.

If this unit is installed incorrectly, "INVALID" is displayed. In this case, the microphones and speakers of this unit are automatically muted. The speaker mute is disabled only when a dialing tone or a ringtone of a Skype call sounds.

2 Adjusts the speaker volume of this unit.

3 Starts Skype or the specified application. For details, refer to "Configuring SHORTCUT" (page 11).

■Audio ( ) tab

1 Adjusts the microphone sensitivity of this unit.

2 Enables or disables the microphone attenuator for recording microphone.

3 Shows the audio input/output status of this unit.

About the PSG-01S Controller screen

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■General setting ( ) tab

1 Selects a style applied to this unit regardless of how this unit is installed.

2 Enable or disable the style-shift sounds.

yIf you select "OFF", the error sounds are also disabled.

3 Selects a function used when this unit is shaken. For details, refer to "Configuring the shake function" (page 11).

4 Switches the USB bandwidth usage. For details, refer to "Switching the USB bandwidth usage" (page 11).

■Maintenance ( ) tab

1 Updates the firmware of this unit. For details, refer to "Using the Latest Features" (page 12).

2 Resets the settings of this unit.

Note the followings before resetting this unit.

• The reset operation will change all the settings to the default value (if available).

• You cannot restore the settings to the previous status after the reset operation.

3 Shows this manual.

4 Shows the version information of the firmware of this unit and the PSG-01S Controller.

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Follow the procedure below to select an application to be started by clicking "Go" in "SHORTCUT".

1 In the PSG-01S Controller screen, click the Home tab.

2 In "SHORTCUT", select "Select application".

3 Select the desired application and then click "Open".

Follow the procedure below to select a function to be activated when this unit is shaken.

1 In the PSG-01S Controller screen, click the General setting tab.

2 In “Shake”, select a function to be assigned.

Open/close PSG-01S Controller:Select this if you want to open or close the PSG-01S Controller

Maximize audio level:Select this if you want to set the volume to the maximum.

OFF:Select this if you do not use the shake function.

■When shaking this unitJiggle this unit up and down to activate the selected function. Be careful not to remove the USB cable during shaking.

Follow the procedure below to switch the USB bandwidth usage. This unit restarts automatically when you change this setting.

1 In the PSG-01S Controller screen, click the General setting tab.

2 In "Bandwidth usage", select "Standard (stereo)" or "Narrow band (monaural)".If this unit is connected to a PC/Mac conjunction with other USB devices such as Web camera, this unit may operate abnormally. In this case, select "Narrow band (monaural)".

• While this unit is operating in a narrow band, it plays back audio in monaural even in "Relax style".

• You cannot switch the USB bandwidth usage during a Skype call.

• In case that you cannot adjust the speaker volume or microphone sensitivity after switching the USB bandwidth usage, disconnect the USB cable and reconnect it.

To uninstall the PSG-01S Controller from the PC, select [Start] - [All Programs] - [Yamaha PSG-01S] - [Uninstall PSG-01S Controller].When you use Windows 7 or Windows Vista, a warning message regarding uninstallation may appear. Click "Allow" to continue the uninstallation because Yamaha has already confirmed the operation.

To uninstall the PSG-01S controller, log on with the user account used for setup.

To uninstall the PSG-01S Controller from the Mac, select [Go] - [Applications] from the Finder menu bar and then drag the "Yamaha PSG-01S" folder to the trash icon.

To uninstall the PSG-01S controller, log on as a user with the Administrator rights.

Configuring SHORTCUT

Configuring the shake function

Switching the USB bandwidth usage

Notes

Uninstalling the PSG-01S Controller

Note

Uninstalling the PSG-01S Controller

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You can download the firmware (program to control the functions of this unit) to use the latest features.In this section, indicates information for Windows users and indicates information for Mac OS users.

In this section, Windows 7 is used as an example.

• Firmware update is available only if the PC/Mac connecting to this unit is connected to the Internet. To update the firmware without connection to the Internet, follow "Updating the firmware using a local file" (page 13).

• Once the firmware update is started, do not perform any other operation until the update operation is completed. If the update operation is interrupted, this unit may become unusable, in which case you need to return this unit to the factory for repairs.

• Do not remove the USB cable or LAN cable during the firmware update. Otherwise, this unit could become unusable, in which case you need to return this unit to the factory for repairs.

1 In the PSG-01S Controller screen, click the Maintenance tab.

2 In "Firmware update", click "Confirm".The license agreement screen appears.

3 Read the contents of license agreement carefully, select "Accept all terms of the license agreement" and then click "OK".

The firmware update screen appears.

4 Select "Download from the network" and then click "Start".

The firmware version confirmation screen appears.

5 Check the latest firmware version and then click "OK".The firmware update starts.

To specify the firmware download URLThis feature is useful in managing the firmware versions of multiple units.

1 In the firmware update screen, click "Settings".The setting screen appears.

2 Enter the URL from which to download the firmware.

yYou can restore the default URL by clicking "Default".

3 Click "OK".The firmware download URL is set.

Using the Latest Features

Updating the firmware via a network

Notes

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If the PC/Mac connecting to the PSG-01S cannot be connected to the Internet, follow the procedure below to update the firmware manually using a local file.

• Once the firmware update is started, do not perform any other operation until the update operation is completed. If the update operation is interrupted, this unit may become unusable, in which case you need to return this unit to the factory for repairs.

• Do not remove the USB cable during the firmware update. Otherwise, this unit could become unusable, in which case you need to return this unit to the factory for repairs.

1 In the PSG-01S Controller screen, click the Maintenance tab.

2 Click "Confirm" of "Firmware update".The license agreement screen appears.

3 Read the contents of license agreement carefully, select "Accept all terms of the license agreement", and then click "OK".The firmware update screen appears.

4 Select "Specify a local file" and then click "Start".The file selection screen appears.

5 Select the firmware file and then click "Open".The firmware version confirmation screen appears.

6 Check the latest firmware version and then click "OK" to start the firmware update.The firmware update starts.

You can check the firmware release note by clicking "Release note" in the firmware update screen.

Updating the firmware using a local file

Notes

Checking the firmware release note

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In this section, indicates information for Windows users and indicates information for Mac OS users.

Follow the procedure below to check whether Skype recognizes this unit properly and this unit is selected as an audio device.

1 Right-click and then select [Open Skype] - [Tools] - [Options].The "Options" screen appears.

2 Click "Audio settings".

3 Check the settings.• "Microphone": Yamaha PSG-01S

• "Speakers": Yamaha PSG-01S

• "Ringing": Yamaha PSG-01S

4 Click "Save" to close the "Options" screen.

Follow the procedure below to check whether Skype recognizes this unit properly and this unit is selected as an audio device.

1 From the menu bar for Skype, select [Skype] - [Preferences].

2 Click "Audio".

3 Check the settings.• "Audio output": Yamaha PSG-01S

• "Audio input": Yamaha PSG-01S

• "Ringing": Yamaha PSG-01S

Checking the Connection

Using in the Communication mode

Click

Check

Check

Check

Using in the Communication mode

Click

Check

Check

Check

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Follow the procedure below to check whether the PC recognizes this unit properly.

■When using Windows 7/Windows VistaIn this procedure, Windows 7 is used as an example.

1 Click and then select "Audio Device Properties".The "Sound" screen appears.

2 Click the "Playback" tab.

3 Check whether this unit is selected as "Default Device".

yNormally, "Yamaha PSG-01S" is automatically selected when this unit is connected to the PC. If "Yamaha PSG-01S" is not selected, select it manually.

4 Click the "Recording" tab.

5 Check whether this unit is selected as "Default Device".

yNormally, "Yamaha PSG-01S" is automatically selected when this unit is connected to the PC. If "Yamaha PSG-01S" is not selected, select it manually.

6 Click "OK" to close the "Sound" screen.

Using in the Listening/Recording mode

Click

Check

Click

Check

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■When using Windows XP

1 Click and then select "Audio Device Properties".The "Sounds and Audio Devices Properties" screen appears.

2 Click the "Audio" tab.

3 Check the settings.• "Default device" in "Sound playback":

Yamaha PSG-01S

• "Default device" in "Sound recording": Yamaha PSG-01S

yNormally, "Yamaha PSG-01S" is automatically selected when this unit is connected to the PC. If "Yamaha PSG-01S" is not selected, select it manually.

4 Click the "Voice" tab.

5 Check the settings.• "Default device" in "Voice playback":

Yamaha PSG-01S

• "Default device" in "Voice recording": Yamaha PSG-01S

yNormally, "Yamaha PSG-01S" is automatically selected when this unit is connected to the PC. If "Yamaha PSG-01S" is not selected, select it manually.

6 Click "OK" to close the "Sounds and Audio Devices Properties" screen.

Click

Check

Check

Click

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Check

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To use this unit in the Listening/Recording mode on a Mac, you need to configure the sound settings.

1 Click and then select "Open Sound Preferences".The "Sound" (in "System Preferences") screen appears.

2 Click the "Output" tab.

3 From the device list, select "Yamaha PSG-01S".

4 Click the "Input" tab.

5 From the device list, select "Yamaha PSG-01S".

Using in the Listening/Recording mode

Click

Select

Click

Select

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Refer to the following tables when this unit does not function properly. If the problem you are experiencing is not listed or if the instruction does not help, access the SoundGadget support website (http://www.yamaha.co.jp/soundgadget/psg01s/).

Troubleshooting

Q1: Check the status LEDs

Status Microphone LEDs Speaker LED Information LED

Active style

124: On On OffWaiting a call

Skype call 124: On On Blinks (green)

Recording All: On Off Off

Relax style

Off On OffStereo speaker

Microphone muted (Skype call) 124: Blink On Blinks (green)

Skype

– – Blinks rapidly (green)Call sending/receiving

During a call – – Blinks slowly (green)

Maximum volume – Blinks 5 times –

Shake (open/close controller) – – Blinks 3 times (green)

Style fixed – – On (green)

Operated from the OS

Blink – –Microphone muted

Speaker muted – Blinks –

During installation 1→2→3→4: Light Off On (red)

Incorrect installation Off Off On (red)

Waiting for firmware update All: Blink Blinks Blinks (red)

During firmware update 13↔24: Light Off Off

Firmware updated failed Off Off Blinks (red)

Other errors – – Blinks 3 times (red)

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Microphone LEDs

Speaker LED Information LED

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Q2: Have a communication problem

Problem Cause Remedy

The audio from the other unit cannot be heard.

The speakers are muted on this unit. Turn off the speaker mute function.

The microphone is muted on the other unit. –

The speaker volume is set to the minimum on this unit.

Turn the speaker volume up.

The microphone sensitivity is set to the minimum on the other unit.

–

This unit is not selected in the Audio settings of Skype.

Select this unit.

The audio from this unit cannot be heard on the other unit.

The microphone is muted on this unit. Turn off the microphone mute function.

The speakers are muted on the other unit. –

The microphone sensitivity is set to the minimum on this unit.

Increase the microphone sensitivity.

The speaker volume is set to the minimum on the other unit.

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This unit is not selected in the Audio settings of Skype.

Select this unit.

The audio is interrupted. The bandwidth of the USB is too narrow. Set "Bandwidth usage" to "Narrow band (monaural)" in the PSG-01S Controller.

The unit generates feedback noises or echoes.

Another microphone is connected. Select this unit in the Audio settings of Skype.

An object is placed near this unit. Avoid placing an object in front of the microphones of this unit.

This unit is placed near the wall. Move this unit away from the wall.

This unit is used in a room with high reverberation.

• Place objects with high sound absorbance in the room other than in front of the microphones.

• Avoid talking at a loud voice to reduce reverberations.

There is a problem with the equipment configuration on another unit.

–

The unit generates noises. A device that interferes with this unit is placed near this unit.

Move this unit away from the device.

The audio is cracking. The speaker volume is too high. Turn the speaker volume down.

This unit does not work. This unit is not recognized by the PC/Mac. • (When using Windows) If you see "?" or "!" in the device manager, delete the device and then reconnect the USB cable of this unit.

• (When using Mac) Reconnect the USB cable of this unit.

"INVALID" is displayed in the Home tab of the PSG-01S Controller.

This unit is installed incorrectly. Install this unit correctly. (page 5)

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Q3: Have a recording/playback problem

Problem Cause Remedy

Cannot record any sounds. This unit is not selected in the Audio device settings of the PC/Mac.

Select this unit.

The microphone is muted on this unit. Turn off the microphone mute function on this unit.

Cannot record any sounds when holding this unit.

This unit is not in the Active style. Set "Fix style" to "Active style" in the PSG-01S Controller.

The recording sounds are too loud or cracking.

The microphone attenuator function is turned off. Set "Attenuator" to "ON" in the PSG-01S Controller.

The recording sounds are too small.

The microphone attenuator function is turned on. Set "Attenuator" to "OFF" in the PSG-01S Controller.

This unit does not output playback sounds.

This unit is not selected in the Audio device settings of the PC/Mac.

Select this unit.

REC MIC has been pressed. Press REC MIC again.

The speakers are muted on this unit. Turn off the speaker mute function on this unit.

"INVALID" is displayed in the Home tab of the PSG-01S Controller.

This unit is installed incorrectly. Install this unit correctly. (page 7)

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Please visit the Yamaha's SoundGadget support website for the latest or detailed information.

■SoundGadget support websitehttp://www.yamaha.co.jp/soundgadget/psg01s/

Support Information

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Interface:USB2.0 Full Speed

Power consumption (max):2.5W or less

Radio interference standard:FCC Part 15 (US)EN55022 (EU)

Operating environment:Temperature: 0 to 40°C (32 to 104°F)Humidity: 20 to 85% (no condensation)

Dimensions:Main body (W x H x D): 49 x 121 x 38 mm(1-15/16" x 4-25/32" x 1-1/2")

Weight:210 g (7.4 oz)

Power source:USB bus power (5V/500mA)

Windows environment:OS: Windows7 SP1 or later (64bit/32bit), Windows Vista SP1 or later (32bit), Windows XP SP2 or later (32bit)CPU: 1 GHz or more, Intel Pentium/Celeron processor (or compatible one)Memory: 256 MB or moreDrive: CD-ROM driveUSB port: USB1.1 or later (USB2.0 recommended)Other: broadband network

Mac OS environment:OS: Mac OS X 10.5 (Leopard) or laterCPU: Intel processorMemory: 256 MB or moreDrive: CD-ROM driveUSB port: USB1.1 or later (USB2.0 recommended)Other: broadband network

Accessories:USB cable (1.2 m), Carrying case, CD-ROM, Quick Start Guide

Other:Firmware update (transfer from computer through USB)

Microphones:4 units (arrayed microphones)

Speakers:2 units

Frequency bandwidth for sound pickup:Communication: 300 to 7,000 HzRecording: 100 to 20,000 Hz

Frequency bandwidth for playback:Communication: 300 to 20,000 HzListening: 300 to 20,000 Hz

Signal processing:Adaptive echo canceller, Noise reduction, Microphone array control, EUPHONY MOBILE

Specifications

General Audio

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May 2012, 4rd Edition