Comfort Digisystem Receiver DT10

Introducing the world’s first!

• With the Comfort Digisystem Receiver DT10 the Comfort Digisystem’s line of receiver is complete.

• Enabling Comfort Digisystem’s unique sound quality and wide dynamic range all the way into the hearing aid:– crystal clear sound reproduction

– steady sound transmission

– sound transmission without time lag

– eaves drop secure operation

• A discrete and comfortable alternative for persons who prefer mini receivers over neck loops or headsets.

Feedback from clients using Comfort Digisystem Receiver DT10

1. Pre-Launch test, Comfort Digisystem Receiver DT10

• Varying hearing losses • Different hearing aids

– Phonak (Eleva, Savia Art, Excelia)

– Widex (Senso Diva)– Resound (Ziga)

• Different age Groups, from teens to the age of 60 years

1. Pre-Launch test, Comfort Digisystem Receiver DT10

• Used in: – School environment– At work– Home environment

• Test persons rated, scale 1-10:– Sound quality– Comfort– Speech intelligibility

1. Pre-Launch test, Comfort Digisystem Receiver DT10

Sound quality:– Scale 1-10, Lowest 8, Highest 11

• Comments:– “What is that sound? Is it the cat purring?”– “I can hear the fire in the fireplace”– “I can hear my husband in the car!”

1. Pre-Launch test, Comfort Digisystem Receiver DT10

Speech intelligibility• Scale 1-10, Lowest 6,5 Highest 10

• Comments– “Big improvement, also when using the phone”– “No interference, a cleaner sound”– “People around me are speaking better, or am I hearing better? ”

SecureStream Technology

Dynamic range

Input sound pressure level (dB-SPL)

Eq

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d level (d

B-S

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► SST

Linear: 30 – 90 dB SPL

AGC above 90 dB SPL

► Typical FM system

Linear: 55 – 72 dB SPL

AGC above 72 dB SPL

SecureStream Technology

SecureStream Technology

Dynamic range FM

SecureStream Technology

Dynamic range SST

Speech banana in dB SPL

SST for speech intelligibility

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dB SPL

Hz

Speech banana in dB SPL using traditional FM

Speech intelligibility

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Speech banana in dB SPL

Speech intelligibility

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1. Pre-Launch test, Comfort Digisystem Receiver DT10

Comfort:• Scale 1-10, Lowest 5, Highest 8

• Depends on the audio shoe and construction of hearing aid

• Comments:– “The HA feels much longer, but I do not think of it any more”– “It is a relief not having anything around my neck, but the

hearing aid is bigger”

Summary:

Pre-Launch test, Comfort Digisystem Receiver DT10• All test persons had used ALDs before

• None of the test persons experienced noise or humming noises in the hearing aid

• All test persons could hear more soft sounds than they were used to

• All test persons wanted to keep the receiver

2. End-user test Sweden

• 11 test persons– Different hearing aids (Oticon, ReSound, Widex, Phonak, Bernafon)– Varying hearing loss– Work and home environment– Ages from 22-60 years

• 8 test persons experience better speech intelligibility immediately

• 1/3 think that they hear almost too well, not too loud, but very very clear

• 8 test persons experience a more natural sound than what they were used to using ALDs, no humming no drop-outs

3. Severe/profound hearing loss

• 4 participants (Phonak, ReSound)

• Severe hearing losses

• Already users of ALDs

• Rated:– Sound Quality– Speech intelligibility – Comfort

3. Severe/profound hearing loss

Sound Quality• Scale 1-10, Lowest 7, Highest 8

• All of them rated DT10 better than their old system

• Comments:– “No more interference with the surrounding”– “The sound is cleaner”– “Listening without effort”

3. Severe/profound hearing loss

Speech intelligibility• Scale 1-10, Lowest 7, Highest 10

• Comments:– “The sound is softer than usually, but much clearer”– “Better speech intelligibility”– “More relaxed listening situations”

3. Severe/profound hearing loss

Comfort• Scale 1-10, Lowest 7, Highest 10

• Comments:– “Battery life is not affected so much”– “The hearing aid is bigger but after a day not noticeable”– “Difficult to wear with hearing protection”

Summary

Could we make any common summery for tests with DT10?

– The users experience good speech intelligibility, could follow conversations more relaxed in different sound environment

– The users commented especially on good sound quality

– There was very few or no drop outs

– The users were used to ALDs and comment that the sound is more natural in DT10 than what they were used to.

– DT10 seems to work in a good way with all manufacturers’ hearing aids

– The degree of hearing loss does not seem to influence the satisfaction with the sound quality and speech intelligibility

– Users commented about the size of the hearing aid with audio shoe and DT10, but in the end they chose the DT10