[20 Pieces] ♪♪♪ Great Deal!!! USB WiFi Adapter Ultra-Small Mini Wireless LAN WiFi Receiver Wireless LAN Adapter IEEE802.11n USB Network Adapter Simply plug it into a USB port and it's ready to use! This USB wireless LAN adapter (Wi-Fi adapter) enables wireless WiFi. Compatible OS Windows 8 / 10 / 11 Standards IEEE802.11 b/g/n/2 Supports 2.4GHz communication with standard IEEE802.11n/g/b standards, enabling wireless communication up to 150Mbps. It can be used with home routers, Wi-Fi hotspots, pocket routers, and a wide range of other environments. *Wi-Fi may not be detected by some drivers on products that have not been updated for Windows for many years. Please check your version. Please research driver updates and installations on your own. [Notes] The only included item is the main unit; no instruction manual is included. To use, simply plug it into the respective port. No technical intervention such as settings or drivers is required. *We ship after confirming the connection at least twice for this product. If it does not respond or connect, it is likely a problem with the customer's PC. Please check the version and settings yourself. Due to the above reasons, if you wish to exchange the product, you will be responsible for the shipping costs. Thank you for your understanding.