Fill your room with rich stereo audio from your mobile device with the BoostSound BTS-09 speaker. With DSP and Inter-IC Sound technology, deep bass from dual passive radiators, and 2*10W full range drivers, you'll never want to stop the music. And then, there's how cool it looks. An elegant aluminum alloy mesh is complemented by a pure white ABS back cover that has a dimmable LED background light wiyh three brightness levels and up to 10,000 hours of working time.