The TP-Link TL-WR840N v3 is a wireless N router that provides reliable and affordable Wi-Fi connectivity for home and office networks. It features four 10/100Mbps LAN ports and one 10/100Mbps WAN port, allowing for multiple wired connections. The router offers a maximum wireless speed of up to 300Mbps, making it suitable for basic internet activities like web browsing and email. It also comes with built-in security protocols and parental controls to ensure a safe online experience.

The TL-WR840N v3 is a router manufactured by the company TP-Link 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 , 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 and . 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.