Banggood A39 Hearing Aid USB Rechargeable TWS Rechargeable Sound Amplifier Noise Reduction Hearing Aids

Specification:Waterproof Standard: IPX-8Function: APP Control, Support Apple Siri, Detachable Cable, 5GCommunication: WirelessMax sound output: 119±4dBTotal Harmonic Wave Distortion: ≤7%Frequency range: 400-4000HzInput noise:≦ 29DB+3Features:--Reduces noise and provides good sound quality.--USB charging, durable and reliable for long time use, mini design is easy to carry and more comfortable to use.--Shockproof and drop-proof, humanized design.--Volume can be adjusted as needed.--Durable, low working current, long use time.Package Includes:2x Hearing aid1x Case1x User Manual