Miniature hearing aids, long-lasting charging in the charging compartment, comfortable to wear and clear sound
★The main features of the product:
1.This is a super mini hearing aid that can hide perfectly in your ears.
2.Max Sound Output: 125dB ± 4dB
3.Sound Gain:≥30dB
4.Harmonic Wave Distortion: ≤10%
5.Frequency Range: 450~4000 hz
6.Equivalent Input Noise: ≤30 dB
7. Adjustable Volume Wheel，1-4 volume
8.Battery: Built-in High quality Lithium battery
9. Rechargeable battery duration max. 60 hours，Short Full charging time 4 hours (First charging up to 6 hours)
10.The rechargeable battery cycle time up to 500 times without decline
11.Working Voltage: D.C.3.7V
12.1 Year warranty
