Improve the look and sound of virtually any DVD with the HT-TZ522T. An HDMI connection up-converts DVDs to near 1080p, so they ll look great on your HDTV. Auto Sound Calibration (ASC) balances speaker output for optimal sound reproduction, and front / center speaker cones with green bio kelp fibers deliver clearer sound with less distortion. Plus, an included rear wireless speaker module eliminates the need to run wires from the front to the back of the room. And, enjoy stored music and media using the iPod dock with video, audio and iPhone support.