The Mediatek MT7921AU/MT7921AUN is a highly integrated single-chip Wi-Fi 6 (802.11ax) solution for wireless networking. It is designed for use in a wide range of devices, including routers, access points, and client devices such as laptops, tablets.

The MT7921AU supports dual-band Wi-Fi with speeds of up to 1774Mbps on the 5GHz band and up to 574Mbps on the 2.4GHz band. It also supports MU-MIMO (Multi-User Multiple-Input Multiple-Output) technology, which allows multiple devices to simultaneously communicate with the access point or router, improving overall network efficiency and performance.

The chip features advanced security protocols, including WPA3 encryption, which provides improved protection against hacking and unauthorized access. It also includes support for Bluetooth 5.1 and 2x2 802.11ax Wi-Fi, providing seamless connectivity and high-speed data transfer rates.