Adapter Plate for Belkin Xm Portable Audio System Color split screen - large full color split screen - view up to 4 channels simultaneously 60-minute pause and replay - gives you the opportunity to hear that again Songsaver - easily save your 10 favorite songs to listen to later Set up to 30 favorite channels - listen to your favorite channels at the touch of a button Tune and press dial - easily move through XM's more than 170 channels