TP-LINK TL-WN721N is designed to provide a high-speed and unrivaled wireless performance for your computer. With a faster wireless connection, you can get a better Internet experience, such as downloading, gaming, video streaming and so on. The TL-WN721N Lite N USB Adapter complies with IEEE 802.11g, and IEEE 802.11b standards. It can perfectly interoperate with all the 802.11n/g/b devices. The TL-WN721Ns auto-sensing capability allows high packet transfer rate of up to 150Mbps for maximum throughput. Additionally, the TL-WN721N supports QSS function, which can help you create a wireless connection with effortless security setup, to prevent outside intrusion and protect your personal information from being exposed. Featuring high performance transmission rates, simple installation and adaptability, as well as strong security, the TL-WN721N Lite N USB Adapter is a perfect solution for small office and home needs.