Linux, and most versions of Windows. If you're looking for a low-cost alternative wireless adapter for your Tivo DVR, bear in mind that the WUSB11 v2.8 will only work with Tivo Series 2 DVRs (including Dual Tuner units). It will not work with the Series 3 or HD Tivo units, DirectTV units with Tivo, Humax units with Tivo, or any other 3rd party DVR with Tivo technology. Note also that this adapter only supports open networks or those secured with 64-bit or 128-bit WEP encryption - there is no support for WPA/WPA2 encryption. PC Users: The device supports Windows 98se, Me, 2000, and XP. There are no drivers available for Windows Vista. There are no drivers available for the Mac OS. Manufacturer's Description: If you've been searching for ...  (less)