The Asus RT-AC55U router is a dual-band wireless router designed for home and small office use. It supports speeds of up to 867Mbps on the 5GHz band and up to 300Mbps on the 2.4GHz band. It features four Gigabit Ethernet LAN ports and a USB 2.0 port for sharing files and printers over the network. The router also includes ASUS AiCloud, which allows users to access their files on-the-go from any internet-connected device. It has a sleek and compact design and can be easily installed and managed using a web-based interface.

The RT-AC55U is a router manufactured by the company Asus that allows multiple devices to connect to a network and communicate with each other. It works by receiving data packets from devices and forwarding them to their intended destination. The router is assigned a unique IP address 192.168.1.1, which serves as its identifier on the network.

To access the router's settings and configure its functions, users can log in using a web browser and their admin and admin. Once logged in, users can customize various settings such as network name, password, and security protocols. They can also set up parental controls, prioritize bandwidth usage, and monitor network activity.