Flat panel speakers feature a space-saving design and deliver superior sound quality with 3" full-range drivers. Speakers offer volume control, LED power indicator and a frequency range of 120Hz to 18KHz. Set of speakers includes external adapter (Input: AC 120v, 60Hz, 5W). Power cord is 6" in length. Audi cord is 5" in length. Speakers are 3" deep at their deepest point. 2 x 1.5W, 3W (RMS) total.