The TP-Link TL-WN821N is a high-performance wireless USB adapter designed to enhance your device's connectivity. With a host interface of USB and a WLAN interface, this adapter supports a maximum data transfer rate of 300 Mbit/s, adhering to the advanced Wi-Fi standard, Wi-Fi 4 (802.11n). Operating on a single-band frequency of 2.4 GHz, it provides a reliable connection for various online activities such as internet browsing, streaming, and online gaming, ensuring a seamless experience for users. One of the standout features of the TP-Link TL-WN821N is its USB-powered design, which offers exceptional convenience and portability. This allows users to easily enhance the wireless connectivity of their laptops or desktops without the need for external power sources. Available in both black and white, this adapter not only delivers functionality but also complements various device aesthetics, catering to individual preferences. Combining ease of use with efficient performance, the TP-Link TL-WN821N is an ideal solution for anyone looking to improve their wireless network capabilities. Its compact size and stylish color options make it a practical addition to any computer setup. With its reliable performance and user-friendly design, this adapter stands out in the market, making it a valuable choice for enhancing your wireless connectivity.