Wireless 802.11N USB Wifi Dongle adapter (with antenna) allows you to connect a desktop or notebook computer to a wireless network and access high-speed internet connection. Complying with IEEE802.11n, they provide wireless speed up to 300Mbps, which is beneficial for the online gaming or even HD video streaming. It comes with an antenna, which ensures good network speed. Features : Standards: IEEE 802.11n (draft), IEEE 802.11g, IEEE 802.11b Frequency range: 2.4 GHz ISM Band. Radio channel: 1-14 channels. Bus interface: USB 2.0. Support system: Windows/ XP/ vista/ Windows 7/ Windows 8/ Linux.