The TP-LINK WiFi Dongle is a compact and efficient wireless network adapter designed for PCs. With a maximum downstream data rate of 300 Mbps, this mini USB Wi-Fi adapter in black color provides fast and reliable internet connectivity. It is compatible with USB 1.0/1.1 and USB 2.0 ports, making it easy to set up on your desktop computer. The dongle is lightweight, weighing only 0.150 lbs, and has dimensions of 3.9 x 5.4 x 1.3 inches, making it a convenient and practical option for improving your home network connectivity.