The Netgear WNDR4000 is a dual-band wireless router that operates on both 2.4 GHz and 5 GHz frequencies. It supports up to 300 Mbps on each band, making it suitable for streaming video and gaming. It has four Gigabit Ethernet ports for wired connections and USB ports for sharing printers and storage devices. It also features advanced security options, including WPA/WPA2 encryption and a SPI firewall to protect against online threats. The router is easy to set up and manage through Netgear's web-based interface.

The WNDR4000 is a router manufactured by the company Netgear 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 password. 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.