Rechargeable Digital Hearing Aid Severe Loss Invisible BTE Ear Aids High-Power
New and upgraded digital hearing aids. 1 x Hearing aids. Sound Gain: 38±5dB. 1 x USB line. Easy To Use: Easy to Operate For Seniors. Size: 45×40x10mm. Adjustable Amplify Mode: 6 Different Amplify Frequency Adjustable.