The TP-Link Archer T4U Plus AC1300 Dual Band USB WiFi Adapter is a high-speed wireless adapter designed to provide maximum downstream data rates of up to 867 Mbps. It features dual high-gain external antennas with an antenna gain of 5dBi, ensuring a strong and reliable wireless connection. Compatible with a variety of devices including PCs, desktops, and laptops, this adapter is easy to install and use with its USB 3.0 port. The dual-band frequency bands of 2.4 GHz and 5 GHz, along with beamforming technology, provide a stable and fast connection for all your wireless networking needs.