Ear plug x4. Input Noise: ≤ 29dB+-/3dB. USB Charging Cable x1. Sound gain:>=30dB+/-5dB. Main unit x1.
1Pc Hearing Aid USB Rechargeable Digital Amplifier Deafness Sound Amplifier
1Pc Hearing Aid Drying Capsules Desiccant Dehumidifier Drying Pallet For BTE .
Mini Digital Hearing Aid USB Rechargeable with Noise Reduction Function
Mini Digital Hearing Aid USB Rechargeable Noise Reduction Adjustable Volume
