Sena RUMBA - Initiating Two-Way Intercom

RUMBA Bluetooth Multi-sport Helmet | 19
6 BLUETOOTH INTERCOM
6.2 Two-Way Intercom
You can start or end an intercom conversation with an Intercom Friend
by pressing and holding the (-) Button for 1 second.
Start/End Conversation with Intercom Friend
B
=
1s
HOLD