Unitron Hearing Aid Receiver 5.0 LENGTH (Size):3 Uses a CR2450 battery

Uses a CR2450 battery

4 GHz wireless connection

Designed with precision engineering

Regular replacement of wax filters helps ensure optimal hearing aid performance and longer device life

Keeping the microphone opening protected helps maintain clear sound quality and reliable hearing aid performance

Unitron Hearing Aid Receiver 5.0 LENGTH (Size):3 Uses a CR2450 battery3 prong receivers compatible with Phonak and Unitron hearing aids How to identify your receiver side, size & power: Each receiver is color coded to help you identify which ear is required. Ear side: Blue = Left Red = Right On the receiver wire's side, you should see a print or an embossed set of numbers. These will indicate your strength and wire length. Length Size: 0, 1, 2 or 3 Power: Standard = S Medium = M Power = P