The TP-Link Archer T600U Plus is a high gain wireless USB adapter designed to bring dual-band Wi-Fi connectivity to your desktop or laptop. It delivers total speeds of up to 600 Mbps, splitting this between 433 Mbps on the 5 GHz band for faster tasks and 200 Mbps on the 2.4 GHz band, which benefits from 256QAM technology to boost data rates beyond standard limits. To ensure a stable connection even in challenging environments, it features a 5dBi high gain external antenna that you can adjust to better capture signals from your router. The device connects via a USB 2.0 interface and supports various security protocols including WEP and WPA/WPA2 to keep your network safe. Housed in a black casing measuring 173.4 mm in length, it is compatible with Windows versions from XP up to 11, as well as Mac OS 10.15 and earlier.