The TL-WN821N Wireless N USB Adapter complies with IEEE 802.11n, IEEE 802.11g, and IEEE 802.11b standards. Wireless transmission rates can reach up to 300Mbps. The adapter employs MIMO technology and has internal Intelligent Antennas providing even better wireless performance, transmission rates, stability and coverage. At the same time, CCA technology automatically avoids channel conflicts using its channel selection feature. This product supports 64/128-bit WEP encryptions, as well as WPA/WPA2 and WPA-PSK/WPA2-PSK encryptions and mechanisms in addition to the adapter's QSS (Quick Secure Setup) feature, allowing users to quickly and easily setup wireless security. This product can also simultaneously operate bandwidth intensive applications such as voice, and video. Applications using a lot of bandwidth that are sensitive to interruptions such as voice and video applications are given priority in order to assure quality. It also works well with other 11g and 11n protocol wireless products. TL-WN821NC equipped with the USB cradle and 1.5m extension cable, which allow you to save USB port space, and extend the USB connection length up to 5 feet, making it more convenient to plug the USB device in & out of the USB socket. Its elegant and stylish design is suitable for home deployment and will even improve the look of your home and office What This Product Does Wireless N USB Adapter TL-WN821N allows you to connect a desktop or notebook computer to a wireless network and access high-speed Internet connection. Comply with IEEE 802.11n, they provide wireless speed up to 300Mbps, which is beneficial for the online gaming or even HD video streaming. Wireless N - Speed & Range With MIMO (multiple input, multiple output antennas) technology, it shows more excellent abilities of mitigating data loss over long distances and through obstacles in a small office or a large apartment, even in a steel-and-concrete building. Above all, you could easily pick up the wireless network during long-distance connection where legacy 11g products may not! Features Excellent N speed brings best experience for HD video streaming or internet calls, MIMO technology with stronger signal penetration strength, wider wireless coverage, providing better performance and stability and easy wireless security encryption at a push of the WPS button Supports Windows XP / Vista / 7 / 8 / 8.1, supports infrastructure and Ad-Hoc modes, fully compatible with all IEEE 802.11b/g/n products and supports Sony PSP X-link for online gaming for Windows XP Bundled CD provides easy and hassle-free installation and configuration and easily establish a highly secured link at a push of WPS button