Size:2R = RIGHT SIDE SIZE 2 NEW 1-pack RECEIVER-SPEAKER by Phonak. Fits RIC
(Receiver-In-Canal) hearing aids made by Phonak and Unitron in the last five
years including the Audeo, Yes, Naida CRT, and all other Unitron and Phonak
RIC hearing aids. These are the traditional straight receivers and not the
curved speakers; which are also available from the Hearing Aid Battery Club
upon special request. Over time, these receiver/speakers can become impacted
with wax and need to be replaced. If you have any doubt, please consult a
licensed hearing aid professional as these speakers are not refundable. Thank
you for your patronage.