Sapido AU-4512S USB 2.0 Wireless N High-Speed Network Adapter, Wireless N 300 Mbps Wi-Fi 802.11n Adapter w/ One-Touch WPS and Wi-Fi Multimedia Technology To Eliminate Lag

From the Manufacturer:
The Sapido mini AU-4512 USB device acts as both a Wi-Fi receiver and a mini transmitter and allows for a both speedy (up to 300 Mbps) wireless internet connection and a safe network for you to surf the Internet with its advanced encryption. The built-in Wi-Fi Multi-Media (WMM) prioritizes streaming audio and video content so lag is eliminated, while the MIMO technology enhances the 300 Mbps data rate ensuring a flawless web browsing session.

Key Features:

Superior Design and Wireless Speed
Created with Wireless-N (802.11n) technology for speeds up to 300 Mbps and has a small shape that won't interfere with your computer use

Wireless AP
Connect the AU-4512S to an Internet enabled computer to share wireless Internet connections with other wireless devices through Windows XP, Vista, and 7

Advanced Security
One-touch WPS (Wi-Fi Protected Setup) and dual active firewalls keep unwanted users out of your wireless network

PSP Xlink Kai Support
With the software "Xlink Kai," play system-link games with your friends and family over the Internet

Multi-Language
User-friendly and supports 10 languages to provide for a friendly and familiar experience

Green Technology
Complies with the latest 802.3az Energy Efficient Ethernet standard and consumes up to 80% less electricity

Easy to Install
Step-by-step, illustrated instructions assist you to set up your wireless network quickly and easily.