The TP Link TL-WN822N lets you harness all the performance of a high Gain USB Wireless Adapter that is compatible with Windows 7. The TL WN822n supports speeds up to 300Mbps and with USB 2.0 connectivity you can hook it up to a desktop or notebook computer and a wireless network to share a high-speed Internet connection. It is fully interoperable with IEEE 802.11 b/g/n wireless devices, delivering speedy 802.11n speeds and reliable signal for lag-free online gaming, Internet calls or even HD video streaming. The Dual external antennas on this device deliver enhanced reception and transmission performance, which is unusual for a USB Wireless Dongle. Easy one-touch wireless security encryption with the Quick Security Setup button. 1.5 meter USB extension cable enables convenient, flexible deployment. Supports Windows 2000 / XP / Vista / 7.