Palm Size High Power Wireless 802.11 N/G 300Mbps MIMO USB WLAN Network Adapter with 2 high gain antennas 2x2 MIMO technology for extented reception robustness and expectional throughput IEEE 802.11 e QoS Enhancement (WMM) Cisco Compatible Extensions (CCX4) Fast receiver Automatic Gain Control (AGC) Get signal normally through walls, bad weather since its High Power