DELL AC511 Sound Bar Single Part Number: 520-11497 Type: SoundBar Connectors: Inputs: USB / 3.5mm Analog Stereo (cable excluded) Outputs: Headphone Out Power Rating: Nominal Output Power: 2.5 W Frequency Response: 100 - 20000 Hz Dimensions & Weight: 1.93 x 1.54 x 15.98 (H x W x D) 1.12 lbs. (soundbar: 1.00 lbs, USB ext. cable: 0.12 lb.)