Alfa AWUS051NH 500mW High Gain 802.11a/b/g/n high power Wireless USB A / B / G / N Wireless WiFi Network adapter With a 5dBi and 9dBi Rubber Antenna and Suction cup / Clip Window Mount - High speed Up to 300 Mbps - With Hot Swap Support
802.11a/b/g/n Wireless USB adapter provides users to launch 802.11a/b/g/n wireless network at 150/300 Mbps in the 2.4GHz/5.8GHz band, which is also compatible with 802.11a/b/g wireless devices at 11/54 Mbps.brbrYou can configure AWUS051NH with ad-hoc mode to connect to other 2.4GHz/5.8GHz wireless computers, or with Infrastructure mode to connect to a wireless AP or router for accessing to Internet.Compatible with IEEE 802.11n draft 3.0, 802.11a/b/g wireless standards.2.4GHz and 5.8GHz frequency band, MIMO Multiple Input Multiple OutputComplies with Universal Serial Bus Rev. 2.0 specifications, High speed transfer TX data rate up to 150 Mbps,High speed transfer RX data rate up to 300 Mbps Supports WPS by S/W Supports wireless data encryption with 64/128-bit WEP, WPA, WPA2, TKIP, AESbr* Wide Range coveragebr* Compliant with FCC Part 15.247 for US, ETS 300 328 for Europebr* Supports driver for Windows 2000, XP 32/64, Vista 32/64, Linux 2.4.x/2.6.x, Mac 10.4.x/10.5.x Power PC& PC.  Please note that 300 mbps is a maximum speed, your connectivity will likely be lower depending on the distance between the adapter and router, and obstacles and interference in the area.Please note that if you have a B/G Router than you are better off purchasing ASIN: B000QYGNKQ