Jabra Evolve 65 SE Manuel D'utilisation page 27

2. Turn on Bluetooth on your mobile phone, and then select Jabra Speak 510. Enter "0000"
(four zeros) if you are asked for a PIN.
To pair your Jabra Speak 510 with a Bluetooth headset, follow these steps:
1. Press and hold the Bluetooth button for 8 seconds until it flashes green.