Digital BTE HEARING AID ZDB-111OF SERIES ZHONGDE HEARING 2023, 26TH April

HOW TO TURN ON AND TURN OFF?

ZDC-111OF-2

Turn on:

●Manual on: Long press ”ON-OFF/Volume+“ key 3 seconds and green indicator light on 3 seconds.

●Automatic on: Take sound amplifier out from charging bin and it will shut down automatically.

Turn off:

●Manual off: Long press ”ON-OFF/Volume+“ key 3 seconds and white indicator light on 3 seconds.

●Automatic off: Put the sound amplifier into charging bin and it will switch off automatically and start charging.

ZDC-111OF-8/12/16/32

Turn on:

Manual: Long press” ON-OFF/Volume+” key 3 seconds to turn on the sound amplifiers.

Turn off:

●Manual: Long press” ON-OFF/Volume+” key 3 seconds to turn off the sound amplifiers.

●Automatic: Put the sound amplifier into charging bin and it will shut down automatically and start charging.

HOW TO ADJUST VOLUME?

●Press”Volume+”to turn up the volume, press “Volume-” to turn down the volume.Press one time and it will “beep”one time. And when the volume is up to the highest level, it will “beep” 3 times

●Volume adjustment: Adjust the volume according to your demand.

●Please adjust volume for left and right ear separately, and wear left and right sound amplifier separately.

4 LISTEN MODES

Select listening mode for RIYIN62-8/RIYIN62-12/RIYIN62-16:

●Long press” Listening choices/Volume-” 3 seconds to switch mode.

Mode 1: Mid-High Frequency（Default Mode）

Mode 2: High Frequency(Noisy Environment)

Mode 3: Mid Frequency(Indoor Quiet Mode)

Mode 4: Full Frequency(Music Mode)

●Long press 3 seconds to switch to another mode and so on.

●Cyclic order: Mode 1/2/3/4/1/2/3...

●Indicator sound:

Mode 1:”beep”;

Mode 2:”beep””beep”;

Mode 3: ”beep””beep””beep”

Mode 4:”beep””beep””beep””beep” 

Our product list:

ITE HEARING AID

BTE HEARING AID

CIC HEARING AID

OPEN HEARING AID

DIGITAL HEARING AID

ANALOG HEARING AID

HEARING AMPLIFIER

AFFORDABLE HEARING AID

DIGITAL 2/8/12/16/32 CHANNEL HEARING AID

Our certification:

CE/FDA/FCC/ROHS

-www.zhongdehearingaid.com

Keyword: hearing aid/hearing amplifier/AI hearing aid/Bluetooth technology/bluetooth hearing aid

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