Play all of your favorite music & movies with the S150 2.0 USB speakers with digital sound. Their simple USB connectivity means no need for batteries or AC cables. The sleek, stylish design complements laptops in the office & on the go. Built-in volume control & mute button for quick, easy volume adjustments, plus an LED power indicator. Get great-sounding digital stereo audio without it costing you an arm & a leg. Mounting: Desktop; Laptop; Cable Length: 4 ft; Connector / Port / Interface: USB; Output: 1.2 W.