China Supplies Voice Recorder Function Battery Old People Analog Hearing Aid Earphone

China Supplies Voice Recorder Function Battery Old People Analog Hearing Aid Earphone

Max Sound Output123 ± 5dBVoltage1.5V
Sound Gain≥45dB/45Battery TypeAG13
Total Harmonic
Wave Distortion
≤5%/2.3Battery capacity/Mah160
Operation
Current/mA
≤4mAOperation current/mA5
Frequency Range200-6000HzWorking time/H32
Input Noise≤35dB/49CertificationFDA
PackagePacking box TypePacking box SizeWeight
cyber sonic17*2*8.5cm56.3g
lid and base box10*10*3cm100g
black velvet box9.5*7.5*3cm112g
Hearing Lossslight, moderateMachine size(cm)1.5*0.9*5