The LinksKey LKR-604 is a four-port broadband router that allows multiple devices to access the internet simultaneously. It supports fast Ethernet connectivity speeds of up to 100Mbps and features built-in NAT technology for easy network setup and management. The LKR-604 also includes a firewall for added security and protection against unwanted access, as well as Quality of Service (QoS) technology for optimizing network performance. This router is ideal for small to medium-sized businesses and home networks.

The LKR-604 is a router manufactured by the company LinksKey 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.