Windows XP Home/Professional/Tablet PC/Media Center with Service Pack 2 or later (32-bit).Windows Vista Starter/Home Basic/Home Premium/Business/Ultimate (32/64-bit).Windows 7 Starter/Home Basic/Home Premium/Ultimate (32/64-bit)
Panasonic KX-FAT92 Toner for KX-MB271/781 :300 MHz for Windows XP1 GHz for Windows Vista / Windows 7256 MB RAM
