1. Turn on Boom 3i and connect to your phone via Bluetooth.

2. Turn on the secondary speaker.

3. Press the PartyCast button on Boom 3i to enter PartyCast mode, then press it again twice to switch to PartyCast 1.0

4. Hold the Bluetooth button on the secondary speaker to enter PartyCast pairing mode. The Bluetooth indicator light will slowly change from blue to white.

5. When the Bluetooth light on the secondary speaker stays white, PartyCast pairing is successful.

Steps may vary for different speaker models. Please consult your user manual.

If you have additional questions, please contact us for further assistance.