IN THE EAR hearing aidHEARING AIDS prices WITH BATTERIESHear aid can be used for a wide range of hearing lossesgood quality low priceMax Sound Output; 110±5 dBMax Sound Gain;≥25 dBHarmonic Wave Distortion; ≤10%;Frequency Range; 300~4000 hz;Input Noise; ≤40 dB;Battery ; AG3 (or A312)..
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