The Asus RT-N12 D1 is a wireless N300 router that operates on both 2.4GHz and 5GHz frequencies. It features three external antennas for improved wireless coverage, and can support up to four SSIDs to enable multiple networks for different users. The router also includes QoS (Quality of Service) technology for better bandwidth management and prioritization of traffic. With easy setup and management through the AsusWRT dashboard, the RT-N12 D1 is ideal for home and small business use.

The RT-N12 D1 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 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.