New Best Digital Tone Hearing Aids Aid Behind The Ear Sound Amplifier Adjustable
- Convenient wear Low noise, low distortion;
- For people with severe hearing loss;
- Product use hearing assistive devices.
- The scope of application of gas conduction hearing disorders.
- Taboos otitis media or ear suppuration who are disabled.
- Maximum sound output: 130 +_ 5dB
- Sound gain: more than 50dB
- Total harmonic distortion: less than 5%
- Frequency range: 300Hz ~ 40000Hz
- Input Noise: less than 30 dB
- Operating voltage: 1.5V
- Battery model LR44
- Current: less than 4mA
- Weight: 74g
Before you use this item ,you have to turn the O-N switch to O(off),and turn the sound volume to minimum Then put this item on you ear, keep it tightly Next, turn this item on(O-N to N), adjust the volume until you hear clear sound
|Zone||Weight||Delivery Fee (RM)|
|WM||First 1.00 kg||7.00|
|WM||Additional 0.80 kg||0.80|
|EM||First 0.80 kg||12.00|
|EM||Additional 0.80 kg||2.00|