SMK-Link VP4150 RemotePoint Navigator 2.4 for $74.99

RemotePoint Navigator is the presentation industry's most ergonomically perfect remote control. Its polished metal, icon-studded control keys support Slide Forward, Slide Back and Slide Hide functions, and a laser pointer. Installation is a breeze - just plug in the USB receiver and go! Navigator's 50 foot RF wireless range means that no matter where you're standing or which way you're facing in the room, your slides will advance on cue every time.