Alfa AWUS036H 1000mW USB Wireless Adapter w/ threaded RP-SMA Jack & Antenna:
Best Long-distance USB WiFi Adapter for 802.11G wireless networks
This is the latest version of Alfa sku AWUS036H: It was formerly designated as a 500mW device and now Alfa is claiming that the specification is 1000mW (1-watt): However, in our tests of this latest version against the previous (500mW) version, we find an improvement in signal strength of approximately 7% vs. the previous (500mW) version.
This wireless adapter's 500mW Tx/Rx power compared to Tx/Rx power of popular wireless card models:
20xthe Tx/Rx power of LinkSys WPC11, which has 25mW
1.67x the Tx/Rx power of the most powerful PCMCIA wireless card:Ubiquiti 300mW
SECURITY: WEP 64-bit, 128-bit, and 256-bit; WPA, WPA2
Easy installation and hot-plugging - flexibility and convenience of USB connections. Quickly and easily connect to wireless network with minimal install timeand effort.
In new retail BOX, with CD-ROM with User Manual, drivers, Windows-based configuration utility and status monitoring, full documentation in PDF format.
If you have an internal wireless card: You can use this USB 500mW adapter by disabling your internal card (in Device Manager).