Netgear WN311T RangeMax Wireless-N PCI Adapter
Specifications:

Mfr Part Number: WN311T-100NAS
Features:
Complies with draft 802.11n, backwards compatible with 802.11b/g WiFi
Delivers stable, application enhancing connections using Steady-Stream technology
Interoperates at upto 300Mbps with other products powered with Top Dog
Ease of Use
Standards: IEEE 802.11n draft specification, IEEE 802.11b, IEEE 802.11g
Interface: PCI
Frequency Band: 2.4 GHz
Antenna: Internal Antenna
Wireless Speeds:
802.11b: 1, 2, 5.5, 11 Mbps
802.11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps
EWC/ 802.11n Draft: 6, 6.5, 13, 13.5, 19.5, 26, 27, 39, 40.5, 53, 54, 58.5, 65, 78, 81, 104, 108, 117, 121.5, 130, 135, 162, 216, 243, 270, 300 Mbps
Improves network performance upto 50% when used with legacy 802.11b/g wireless routers
Security:
WiFi protected Access (WPA2-PSK, WPA-PSK)
Wired Equivalent Privacy (WEP) 64-bit, 128-bit encryption for IEEE 802.11b and IEEE 802.11g
Dimensions: 4.72 x 5.04 x 1.06 inch / 120 x 128 x 27 mm
Weight: 1.9 oz / 54 g