The D-Link DIR-822 is an AC1200 Dual-Band Wi-Fi router designed for home/small office use, providing combined speeds up to 1200 Mbps (300 Mbps on 2.4GHz + 867 Mbps on 5GHz). It features four external high-gain antennas for improved coverage, 4 Fast Ethernet ports, WPA/WPA2 encryption, and supports operating modes like router, access point, and repeater. mercurycomputerslimited.com +5
This video shows how to configure a similar D-Link router using the web interface: