The Netgear CM400 Cable Modem is a high-speed DOCSIS 3.0 modem designed for home networking and connectivity. With a maximum downstream data rate of 340 Mbps and a single Ethernet port, it is suitable for use with gaming consoles, PCs, audio receivers, and television sets. The modem is in black color and is unlocked, making it versatile for use with various devices. Made by NETGEAR, a trusted brand in networking technology, this cable modem offers reliable and efficient internet connectivity for your home or office.