blj hearing amplifier for adults and seniors, invisible digital sound amplifier device to assist hearing, lightweight with noise reduction and feedback cancelling (blue-left ear) blj what’s in the package<br/></strong> 1 hearing amplifier(psap)<br/> 6 ear domes(2 closed ear domes and 3 open ear domes)<br/> 6 batteries (size 10)<br/> 1 shockproof case<br/> 1 cleaning brush<br/> 1 user manual<br/> 1 gift box<br/>