banglijian hearing amplifier rechargeable personal sound amplifier, digital noise cancelling to aid and assist hearing, for adults and seniors, latest upgrade (one unit) banglijian note:<br/> we provide one unit, two types of sound tubes and ear domes, free to choose. more choices, more convenient.<br/>package includes:<br/> 1 banglijian hearing amplifier<br/> 2 slim sound tubes and 10 ear domes (one left side and one right side)<br/> 3 thick sound tubes and 6 ear domes<br/> 1 shockproof case<br/> 1 cleaning brush<br/> 1 power adapter and 1 usb cable<br/> 1 user manual<br/>