Bionic Ear Sound Amplifier/Super Sound ear machine

Sound Enhancer Hearing Aid Bionic Ear Sound Amplifier Mini Size BTE Behind Ear hearing machine Behind the Ear Hearing Aid Bionic Ear Sound Amplifier PACK of 1 Specifications: ? Color: Beige ? Original box: Yes ? Amplifier Size: 55*55*10mm ? Item size:83*82*28mm ? Package size:82*21*190mm ? Item Type: Ear Care ? Material: Plastic ? Features: Sound Amplifier ? Power: batter ? Max Sound Output:-130±5dB, ? Sound Gain:->=50dB ? Total Harmonic Wave Distortion:-?5% ? Frequency Range:- 300-4000Hz ? Battery size: A675/AG13