The Sound Wave Light Up Wireless Speaker features high definition Bluetooth 3.0 technology, an extra bright white LED that lights up when in use and a place to put your phone for viewing it while attached to the speaker. This speaker is the perfect addition to any home, office, or out door activity, and its 450 milli amp hour lithium battery allows for up to 1 hour of play time! Pair your device from up to 30 feet away and enjoy high quality sound with The Sound Wave Light Up Wireless Speaker.