SPECIFICATIONS

Hign-concerned Chemical: None

Choice: yes

Description

Rechargeable Hearing Aid RIC Digital Invisible Hearing Aids For Elderly Deafness

Mini Hearing Aids Sound Amplifier Voice Adjustable Portable Inner Ear Aid Care

Product Feature:

1.USB Rechargeable,Long Standby Time. --Charging 3 Hours,Working 40 Hours 2.One key operation for elderly,Easy to use. 3.Non-inductive design,Comfortable to wear. 4.Digital Noise Cancelling,Make you hear better and clearer.

Product Parameters:

1.Product size:43x16.5x11.3 mm 2.Weight: about 3g 3.Material: medical - grade TPE environmentally friendly materials 4. Working Voltage: DC 3.7V 5. Working Current: ≤1mA 6. Frequency Response: 500-5000Hz 7. Max Saturation Acoustic Output: 129dB(+3dB) 8. Full Acoustic Gain: 40dB(±5dB) 9. Total Harmonic Distortion:＜10% 10. Equivalent Input Noise:＜32dB