Sena RUMBA Quick Start Manual page 12

QUICK START GUIDE
Pairing When the Bluetooth system is Turned Off
While the Bluetooth system is off, press and hold the (+) Button and
(-) Button for 5 seconds.
=
"Phone Pairing"
With your mobile phone in Bluetooth-pairing mode, select Sena Rumba in
the list of devices detected.
=
PIN
NUMBER
The Bluetooth system completes the pairing process.
"Your headset is paired"
HOLD
5s