... Opotional 4.Radio Frequency wireless presenter 2 in 1, Mouse + laser point = wireless presenter It is a ... .92Mhz/2.4GhzSensitivity-90dBm Operation system Windows 98. Se,Me, 2000, XP, Win7,8,Mac OS, Linux, ... Usb-hdd or Usb-zip Mode 3.Driver Support Win98/se Led Indicator for Statu ... ® 7 & 8YesNoWindows Vista®2 (SP1)YesYesWindows ReadyBoostYesNoWindows XP (SP1, SP2, SP3)YesYesWindows 2000 (SP4)YesYesMac ...