Powerful sound 40 watt (20+2x10=40) produces a wide Audio spectrum with 5-inch sub-woofer, Speaker 3" X 2" Full range magnetically shielded.Bluetooth, easy Connection & works with all Bluetooth-enabled devices; equipped with a 3.5 mm audio jack for non-Bluetooth devices.FM tuner, main unit Bluetooth wireless, outstanding connection range of up to 33 feet, 2 stereo speakers with sub-woofer and built-in amplifier.Supports wireless music streaming via new Bluetooth technology, USB, SD, aux support, black Color. Power source: AC 110V (UL) Listed MP3 playback, wireless remote control, digital LED display, RGB light included