802.11b/g and N, 1000mW of power which is more powerful than ANY other WiFi Dongle on the market Includes a 4 inch 5 DdBi and a 7 DdBi Screw-On Swivel Panel Antenna Supports driver for Windows 2000, XP 32/64, Vista 32/64, Windows 7 Linux (2.4.x/2.6.x), Mac (10.4.x/10.5.x) Power PC& PC. Compliant with FCC Part 15.247 for US, ETS 300 328 for Europe Supports wireless data encryption with 64/128-bit WEP, WPA, WPA2, TKIP, AES