The NETGEAR Nighthawk CM2000 DOCSIS 3.1 Cable Modem is a high-speed modem designed for home networking and connectivity. With a maximum downstream data rate of 2.5 Gbps and a maximum LAN data rate of 2500 Mbps, this modem provides fast and reliable internet access. The black modem features a single Ethernet port (RJ-45) to connect to a PC, making it easy to set up and use. With DOCSIS 3.1 compatibility, this modem is suitable for a variety of cable internet connections, and its wired-ethernet connectivity ensures a stable connection for all your devices.