The Ultimate Wireless is the world's first truly wireless PC-to-TV converter recommended for professional presentations, computer gaming, and Internet browsing on TV. It provides 2.4 GHz wireless transmission of video and stereo audio (requires stereo soundcard). The Ultimate Wireless features menu controls for brightness, contrast, hue, saturation, sharpness, and flicker. Area Zoom function allows areas of the screen to be enlarged for special emphasis. And no software required for conversion! With ISM band range of 2414-2468 GHz, 4 selectable channels, as well as the range of 100 meters in open areas and 30 meters indoors, the Ultimate Wireless offers superior quality and versatility for a reasonable price.