Wireless RF remote system fits any iPod with a dock connector. Signal has up to 100 foot range and travels through tank bags, backpacks, pockets, panniers, (walls and ceilings, too). Remote holder securely straps to handlebars or any other convenient spot, via handy hook and loop strap. Features patented passthrough for charging and syncing. Control tracks, volume, play/pause, playlist and shuffle play. Remote measures 2”x1.25”x.25”