TRENDnet Wireless N150 Micro USB Adapter, WPA2 Encryption, Easy Setup, Ultra Compact Design, QoS, Windows & Mac Compatible, TEW-648UBM Quick and easy setup Ultra-compact high speed WiFi N150 adapter Upgrade your laptop or desktop to wireless WMM Quality of Service (QoS) data prioritization Supports Windows and Mac operating systems 3 Year TRENDnet Manufacturers Warranty