Small and Convenient Hearing Aid Aids Best Sound Voice Amplifier Device Behind the Ear
Model:S-217
Hearing aid major features:
1.Max Sound Output: 127±4 dB
2.Max Sound Gain: ≥48 dB±5dB
3.Harmonic Wave Distortion ≤5%
4.Frequency Range: 250~3800 hz
5.Input Noise: ≤30dB
6.Working Voltage: D.C. 3.7V
7.Working Current: ≤4 mA
8.Measurement:
9.Net Weight: 8g(without Battery
Rechargeable hearing aid
Bluetooth style
Hearing aid pictures: