XINGAN AC600 Wi-Fi Dual Band USB Adapter 5dBi External Antennas IEEE 802.11a/b/g/n with WPS Button for Laptop/Desktop Computer Supports Windows 8.1/8/7/XP/Vista (32/64 bit) (600M Short Antenna) Backward compatible with 802.11 a//b/g/n products. Maximum speed up to 5Ghz 433Mbps or 2.4GHz 150Mbps. Easy wireless security encryption at a push of the WPS button. Dual band connections for long-free HD video streaming and gaming. High Gain 5dBi High Gain Antenna for a 150% stronger Wi-Fi signal.