The Linksys EA6400 is a dual-band wireless router designed for home use. It supports the latest 802.11ac wireless standard and has four Gigabit Ethernet ports for wired devices. The router also features a USB 3.0 port for connecting external storage devices or printers. It has a maximum speed of 1300Mbps on the 5GHz band and 300Mbps on the 2.4GHz band. The EA6400 has an easy-to-use web-based interface for setup and management and supports guest networking and parental controls.

The EA6400 is a router manufactured by the company Linksys 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.