Transmission; Roger Covert C; Roger Covert Dual C - Phonak Roger Covert System Mode D'emploi

7.2 Transmission

7.2.1 Roger Covert C

To transmit press the PTT button on the remote control or
any of the Roger Covert C buttons, both having the same
function.

7.2.2 Roger Covert Dual C

To transmit press the PTT button corresponding to the
channel you want to communicate to.
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