1. This hearing aid is specially designed for the elderly ...
1. Material: ABS
2. Hearing aid battery capacity: 40mAh
3 ...
1. Material: ABS
2. Weight: 150g
3. Function: hearing aid ...
1. Gain: about 30dB
2. Frequency response range: 400 - 4500Hz ...
1. Material: ABS
2. Weight: 150g
3. Function: hearing aid ...
1. Material: ABS
2. Weight: 150g
3. Function: hearing aid ...
1. Material: ABS
2. Weight: 150g
3. Function: hearing aid ...
1. Sound amplifier can amplify sound 30 times
2. Silicone ...
1. Sound output: up to 115dB
2. Acquired sound: 28dB ...
1. This portable amplifier will provide you with accurate sound ...
1. This hearing aid is specially designed for the elderly ...
1. Gain: about 48dB
2. Frequency response range: 400 - 4500Hz ...
1. Material: ABS
2. Hearing aid battery capacity: 40mAh
3 ...
1. Material: ABS
2. Sound output : 110dB
3. Sound gain ...
1. This hearing aid is designed for the elderly or ...
1. Saturation OSPL (MAX): 116.99dB
2. High-frequency average OSPL ...