2.1 wireless stereo speaker system. Features: It offers clear and powerful audio reproduction, combined with a space saving and stylish design – finished to the highest quality. As such, it is the perfect accessory for any modern office or living environment. Specs: Speaker drivers: subwoofer 16,5 cm bass driver, satellites 7 cm wide range drivers. Amplifier: integrated with 3 separate channels. Output power (RMS): subwoofer 35 Watt, satellites 2 x 15 Watt. Frequency response: subwoofer 30 - 150 Hz, satellites 150 Hz - 20000 Hz. Bluetooth: A2DP Standard for wireless audio streaming (compatible from BT 2.1). Dimensions: satellites: 90 x 145 x 103 mm, subwoofer: 245 x 248 x 275 mm and control unit: 70 mm x 35 mm.