About this item 5G/2.4G Dual Band: USB Wifi Adapter for Desktop PC supports both 2.4GHz and 5.0GHz bands at the same time, and can switch automatically in different situations. So that the network can always be fast and stable. Widely Compatible: WiFi Adapter can support Windows 11/10/8.1/8/7, Linux 2.6.18-5.3. Only Windows 11/10 can be used without the driver, other systems can easily install the driver through our instructions of User Manual. Compact Mini Size: Wifi Adapter has a mini size of 40 x 20x 10 mm. You can easily carry it in your office bag or pocket. When plugged into a computer or laptop, it is also inconspicuous. So it's definitely an excellent choice to extend wifi for your device. Extremely High Speed: USB Wireless Network Adapter up to 433Mbps in 5.0GHz band, and up to 200Mbps in 2.4GHz band. Whether you are online gaming, surf the Internet, online HD video streaming, upload, or download, it can perfectly meet your needs. Item No.1180990607