MA-WL-USB-N300 is a USB 2.0 Dual Band Dual Speed wireless networking adapter which will allows Apple OS X, Windows & Linux computers to easily connect to 802.11a, 802.11b, 802.11g, and 802.11n (2.4/5GHz) networks at up to 300Mbps. With Dual Band and Dual Speed features, this adapter can extend superior range and offer faster wireless speed between the client computer and the wireless access point. Best of all, its small, unobtrusive size makes it easily portable and fit nearly all USB ports, even those on hubs and laptop computers.