Quick overview from the supplier:
USB2.0 Wireless N Nano Adapter TP-LINK "TL-WN725N", 150Mbps
// Miniature design: 0.73x0.59x0.28in.(18.6x15x7.1mm)
14-language utility and auto run CD
Supports WMM (Wi-Fi Multimedia) Standard for better streaming of real-time data such as Video, Music, Video Chat
Supports software-based WPS
Supports Soft AP function for Wireless Internet Sharing
Advanced Security: Supports 64/128 WEP, WPA/WPA2, WPA-PSK/WPA2-PSK (TKIP/AES), supports IEEE 802.1X
Supports Windows XP 32/64bit, Vista 32/64bit, Windows 7 32/64bit, Windows 8 32/64bit
Supports ad-hoc and infrastructure modes
Seamlessly compatible with 802.11b/g/n products