Usb Wireless WiFi Computer WIFI receiver,2.4Ghz Mini 300M USB Wireless Network LAN Adapter LAN 802.11 n/g/b Adapter Wireless N speed up to 300Mbps, ideal for internet surfing and on-line gaming. Support Ad-Hoc, infrastructure WLAN network, wireless roaming Complies with IEEE 802.11n (Draft 2.0), IEEE 802.11g, IEEE 802.11b standards. Supports wireless roaming technology for high-efficient wireless connections. Suitable for laptop and desktop computer (support system winxp/win7/ win8/mac/ linux)