Hawking HWUN2A Hi-Gain Wireless-150N USB Adapter with Upgradable Antennas for Mac Users Extends Network Coverage 4x using MIMO technology Boosts Data Throughput 6x for faster uploads and downloads Excellent solution for Media-Intensive activities with up to 150Mbps data transfer rate Supports WEP, WPA (PSK, TKIP), and WPA2 (AES) Security Encryption for the highest leverl of security Includes an Adapter Clip for Laptop Users - maximizes wireless coverage and mobility