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These retention locks only fit new PHONAK SDS 4.0 receivers.
Medium, Power, Standard
Phonak / Unitron Sports Locks (2)
Siemens miniReceiver Retention Locks (2)
Oticon / Bernafon Ear Grips / retention locks (2)
GN Resound sports locks (2)
Widex sports locks (2)
Starkey new sports locks (2)
NOTICE: During Covid-19 situation, we are not able to provide batteries, other than to our own clients (and those are rationed to 3 packs per user. Apologies. Dismiss