Supports WEP, WPA, WPA2, and WPA-PSK/WPA2-PSK encryptions.

Typically between $13 and $32 depending on the retailer and antenna configuration. Where to Download the MTK7601-v2.2 Driver

If you have lost the CD that came with your device, you can find the driver through several reliable sources: Go to product viewer dialog for this item. Type Mini Wireless USB WiFi Adapter