When using the Boost TV as single device, it can have up to 3 Bluetooth connected devices attached. Once you are activating JBL Connect, it can only have one active Bluetooth source connected. To be able to use a different Bluetooth source, please turn off Bluetooth on your current connected device, and then press Bluetooth button on the Boost TV to enter pairing mode. Your new Bluetooth device are now connected and in control of the music.