Make a big spectacle with your next promotion when it includes this octave light up wireless speaker! The black wireless speaker features high definition Bluetooth® 4.2 technology and measures 2" x 2". It comes with a charging/audio I/O cord included. Recipients simply have to pair their device to enjoy dynamic stereo sound with multi-color LED lights that change color when in use. This product can be customized for maximum exposure and use in homes, in offices or at outdoor activities!