Step 1: Ensure the transmitter Oasis Plus is off.
Step 2: Enter the headphones into PAIRING MODE - from its OFF state, press and hold the for 5 seconds until the LED flashes RED and BLUE alternately, and you hear “Pairing” from the headphones.
Step 3: Turn on Bluetooth on your Bluetooth enabled device. Find & select “Avantree AS9S” to pair and connect.
The next time, you would like to use your headphones this way you will need to select “Avantree AS9S” on your Bluetooth enabled device to reconnect.