... EN USB IR green laser presenter remote control FUNCTION: 1, GREEN LASER 2, PAGE UP AND DOWN Wireless presenter with Green laser IR ... System Windows 98, Se, Me, 2000, XP, Windows Vista, Windows 7, Mac OS, Linux IV Specifications: Transmitter Technology: infrared Control Distance ... System: Windows 98, Se, Me, 2000, XP, Windows Vista, Windows 7, Mac OS, Linux USB Version: USB1.1 Compatible with USB2 ...