Best Seller Sound Amplifier BTE Digital hearing aid
Title of commodity/item No.: 2019 Best Seller Sound Amplifier BTE Digital hearing aid(EN-T622)
Color: Purple, black, blue, orange.
Max Sound Output: - ≤125dB + 3dB
Max Sound Gain: - 40dB ± 5dB
Maximum Sound Gain: - 45dB ± 5dB
Average Sound Gain: - 35dB ± 5dB
Harmonic Wave Distortion: - ≤5%
Frequency Range: - 400Hz~4500Hz
Input Noise: - ≤24dB
Battery: - A13 zinc air battery(Capacity:210mAh)
Battery Voltage: - 1.45V
Rated Current: - ≤ 3mA
Package: - Gift box