The ZyXEL P 660 D1 RoHS router is a high-speed modem and router combo designed for home and small office use. It features ADSL2/2+ technology for fast internet connectivity and supports up to 24Mbps downstream and 1Mbps upstream. The router also includes advanced security features such as WPA/WPA2 and firewall protection for secure internet usage. It has four Ethernet ports for connecting multiple devices and supports IPv6 for future compatibility.

The P 660 D1 RoHS is a router manufactured by the company ZyXEL 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.