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Waterproof Digital Hearing Amplifier Price / OEM Supported Ear Hearing Aid
Max Sound Output: ≤120dB
Sound Gain: 35dB±5
Total Harmonic Wave Distortion:≤4%
Frequency Range:370-5500Hz
Input Noise: ≤30dB
Voltage: D.C.1.5V
Current: ≤1.5mA
Battery Size:A13
Modes: Normal mode, Noise reduction mode, Outdoor mode, Conference mode
Channel:4
Feature: Wate proof and dust proof
Compatible for both earhook, user can replace easily
Wide dynamic range compression WDRC processing, Automatic anti reaction