The waterproof JAHD240BT is on the forefront of technology with integrated Bluetooth technology allowing users to stream their audio content using a Bluetooth enabled device. Now, users can take their personal music library with them on all of their adventures. To pair the device, simply press and hold the button for about four seconds to place the JAHD240BT in pairing mode. It will remain in pairing mode for two minutes, and the blue LED will flash quickly. With a Bluetooth enabled device search for, and connect to the amplifier to complete pairing. All playback and volume options are controlled by the users Bluetooth enabled device. The unit also deploys 80 watts maximum power giving your audio system plenty of fire power.