Wireless Bluetooth 2.1 speaker system with Beautiful contemporary design with changing color, LED light. Connects to your music source wirelessly via Bluetooth, or connect through RCA input. Play back of your digital files through SD and USB ports. Also on board, FM radio. With full function remote control. Main Unit: 10" H, 6.25" W and 11"  D. Satellites: 6.5" High, 3.75" W, 4.25" D.