The TP-Link Archer T3U Plus is a USB Wi-Fi adapter designed to bring faster, more stable wireless connectivity to your desktop or laptop. It utilizes the AC1300 standard, allowing you to reach speeds of 867 Mbps on the 5 GHz band for demanding tasks and 400 Mbps on the 2.4 GHz band for basic browsing. This performance is supported by a USB 3.0 interface, which ensures that the data transfer between the adapter and your computer doesn't become a bottleneck. To improve signal reception in areas with walls or interference, it features a high-gain external antenna that you can adjust to find the best possible orientation. The inclusion of MU-MIMO technology helps maintain efficient communication when multiple devices are connected to the same network. For security, it supports various protocols including WEP and WPA2-PSK to keep your connection private. Housed in a black casing measuring 173.4 mm in length, this adapter is compatible with Windows versions from XP up to Windows 11, as well as macOS 10.15 and earlier. It is a practical choice for users who need to upgrade an older PC's wireless capabilities or replace a failing internal network card without opening the computer case.