The i.Sound Concert To Go speaker system, Made for iPod, provides you with 36 watts of distortion free, high quality sound which can be tailored to suit your tastes using the treble and bass adjustments, bass boost and surround sound options. The i.Sound Concert To To has multitude of features to deliver the ultimate in listening convenience, including a built-in AM/FM radio, clock with alarm function, blue backlit display for easy use during the night, option to charge and sync your iPod while you listen, AV output feature, wireless remote and compatibility with all iPod docking models, PSP, PC/Mac/laptops and satellite radios with a standard headphone jack. The i.Sound Concert To Go can be powered with batteries or the included AC adapter. Also included with this system is a cable for non-iPod portable music players.