Supported operating system:

Windows 2000
Windows XP 32-bit
Windows XP 64-bit
Windows Vista 32-bit
Windows Vista 64-bit
Windows 7 32-bit
Windows 7 64-bit

Release note:
Ralink RT256x/RT266x wireless PCI network card version 2.1.6.0 driver for Win2000/XP/XP-64/Vista/Vista-64/Win7/Win7-64 released on 3rd Sep 2009.

Supported Devices:
802.11a/b/g High Power Wireless LAN miniPCI Card
802.11a/b/g MIMO Wireless LAN miniPCI Card
802.11a/b/g Wireless LAN miniPCI Card
802.11a/g Wireless LAN CardBus
802.11a/g Wireless LAN Mini-PCI
802.11a/g Wireless LAN PCI
802.11b/g High Power Wireless LAN miniPCI Card
802.11b/g MIMO Wireless LAN Cardbus Card
802.11b/g MIMO Wireless LAN miniPCI Card
802.11b/g MiniPCI Wireless Adapter
802.11b/g Wireless LAN Card
802.11b/g Wireless LAN Cardbus Card
802.11b/g Wireless LAN miniPCI Card
802.11b/g Wireless LAN miniPCI Card V2
802.11b/g Wireless LAN PCI Card
802.11g 54M Wireless CardBus Adapter
802.11g 54Mbps Wireless PC Card SE
802.11g CardBus Turbo Wireless Adapter
802.11g CardBus Wireless Adapter
802.11g MIMO Wireless Cardbus Adapter
802.11g MIMO Wireless Mini-PCI Adapter
802.11g MIMO Wireless PCI Adapter
802.11g MiniPCI Turbo Wireless Adapter
802.11g MiniPCI Wireless Adapter
802.11g PCI Turbo Wireless Adapter
802.11g PCI Wireless Adapter
802.11g Wireless LAN PCI Adapter
802.11G Wireless miniPCI Adapter
802.11G Wireless PC Card
802.11G Wireless PCI Adapter
802.11g WLAN CardBus Adapter
802.11g WLAN mini-PCI Adapter
802.11g WLAN PCI Adapter
AirLive MIMO-G Wireless Cardbus Adapter
AirLive MIMO-G Wireless PCI Adapter
AMIT 802.11 g Wireless LAN PC Card
AMIT MINI 802.11 g Wireless LAN PC Card
AMIT PCI 802.11 g Wireless LAN PC Card
ASUS 802.11 g/b Wireless PCI Adapter
ASUS 802.11b/g Wireless LAN Card
AT&T Plug&Share 54 Mbps Wireless Cardbus Adapter
AT&T Plug&Share 54 Mbps Wireless PCI Adapter
Belkin 802.11g Wireless Card
Belkin Wireless G Notebook Card
Belkin Wireless G PCI Adapter
Belkin Wireless G Plus MIMO Notebook Card
Billionton mini PCI Wireless Lan 11B/G card
CastleNet WP1280 802.11 g Wireless LAN Card
CG-WLCB54AGM
CG-WLCB54GPX
CG-WLCBGMO, corega MISO Wireless Cardbus Adapter
CG-WLPCIGMO, corega MISO Wireless PCI Adapter
CNet Turbo Wireless-G Cardbus Adapter
CNet Turbo Wireless-G miniPCI Adapter
CNet Turbo Wireless-G PCI Adapter
CNet Wireless-G Cardbus Adapter
CNet Wireless-G miniPCI Adapter
CNet Wireless-G PCI Adapter
Conceptronic 54g Wireless PC-Card
Conceptronic 54g Wireless PCI Card
D-Link AirPlus G DWL-G510 Wireless PCI Adapter(rev.C)
D-Link AirPlus G DWL-G510M Wireless PCI Adapter(rev.A)
D-Link AirPlus G DWL-G520+A Wireless PCI Adapter(rev.C)
D-Link AirPlus G DWL-G630 Wireless Cardbus Adapter(rev.E)
D-Link AirPlus G DWL-G630M Wireless Cardbus Adapter(rev.A)
D-Link AirPlus G DWL-G650+A Wireless Cardbus Adapter(rev.E)
D-Link Wireless G DWA-510 Desktop Adapter
D-Link Wireless G DWA-610 Notebook Adapter
Edimax 802.11g Wireless Cardbus
Edimax 802.11g Wireless PCI Card
Edimax EW-7108 Series 802.11g Wireless LAN PC Card
Edimax EW-7128 Series 802.11g Wireless LAN PCI Card
Edimax MIMO Wireless LAN Carbus
Edimax MIMO Wireless LAN PCI Card
Gigabyte GN-WI01GS mini PCI WLAN Card
Gigabyte GN-WI01GS mini PCI WLAN Card(Turbo)
Gigabyte GN-WI02GM mini PCI MIMO WLAN Card
Gigabyte GN-WM01GM Cardbus MIMO WLAN Card
Gigabyte GN-WM01GS Cardbus WLAN Card
Gigabyte GN-WM01GS Cardbus WLAN Card(Turbo)
Gigabyte GN-WP01GM PCI MIMO WLAN Card
Gigabyte GN-WP01GS PCI WLAN Card
Gigabyte GN-WP01GS PCI WLAN Card(Turbo)
Hawking HWC54GR Hi-Speed Wireless-G CardBus Card
Hawking HWP54GR Hi-Speed Wireless-G PCI Card
IEEE 802.11g Wireless PC Card
IEEE 802.11g Wireless PCI Adapter
Logitec LAN-WG/CBB Wireless LAN Adapter
MIMO Wireless miniPCI Adapter
mini PCI Wireless Lan 11B/G card
PCI GW-DSMM
PCI MIMO Wireless LAN Card
Ralink MIMO Wireless LAN Card
Ralink Turbo Wireless LAN Card
Ralink Wireless LAN Card V2
Siemens 802.11g PC Card Wireless Network Adapter
Sitecom Wireless Network 54G-Turbo WPS Cardbus adapter WL-210
Sitecom Wireless Network 54G-Turbo WPS PCI adapter WL-211
Sitecom Wireless Network PC Card 54G WL-112v2
Sitecom Wireless Network PC Card turbo g WL-170
Sitecom Wireless Network PCI Adapter 54G WL-115v2
Sitecom Wireless Network PCI Adapter MiMoXR WL-151
Sitecom Wireless Network PCI Card turbo g WL-171
Sitecom Wirless Network PC Card MiMoXR WL-150
SMC SMCWCB-GM EZ Connect TM 802.11g Wireless Cardbus Adapter with MIMO Technology
SMC SMCWPCI-GM EZ Connect TM 802.11g Wireless PCI Adapter with MIMO Technology
Turbo Wireless miniPCI Adapter
Turbo Wireless PC Card
Turbo Wireless PCI Adapter
VTech Wireless 802.11g PCI Adapter
VTech Wireless 802.11g PCMCIA Adapter
Wireless PC Card
WLAN 802.11g Cardbus module
WLAN 802.11g miniPCI module