Signia Concha Lock – Medium – Retention Tail for Hearing Aids (2 Pack)

Receiver Concha lock Key Notes: There are 3 different receiver powers. There will be a stamp in red or blue showing a number then a letter. Examples: 2S, 2M, 3P. The letter is the power of the receiver, which you would want to match the Concha lock to.

Signia Concha Lock – Power- Retention Tail for Hearing Aids (Pack of 4)

The Signia Concha Lock is a retention tail designed to fit select hearing aids from Miracle-ear, Rexton, and Signia. Specifically compatible with 2.0 „P“ (65 DB) receivers, this accessory is intended to improve the fit and security of your hearing aid.