Ear Hearing Machine ear machine for hearing Hearing Aid (Brown)

Sound Enhancer Hearing Aid Bionic Ear Sound Amplifier Mini Size BTE Behind Cyber Sonic 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