The i.Sound inConcert Speaker System for iPod offers a combination of impressive audio capabilities with sleek design and a multitude of features. With 70 watts of distortion free output, the i.Sound inConcert packs a serious punch. The wireless remote control gives you command from anywher in the room and with the dock & charge feature you'll never have to worry about depleted batteries. The video output option allows you to directly display images and video from your iPod to your TV screen. The i.Sound inConcert comes with an AC adapter and is compatible with most audio devices with a standard headphone input.