This black Motorola Arris SURFboard modem (Model SB6121) is perfect for those who want to enhance their gaming experience. With a maximum downstream data rate of 172 Mbps and a maximum LAN data rate of 172 MBPS, this wired-ethernet (RJ-45) modem supports DOCSIS 3.0 standard. It also features Ethernet (RJ-45) ports and is a cable modem and router combo. The modem device type is Cable Modems & Routers and it comes with a manufacturer warranty of 2 years. The item dimensions are 5 in x 6 in x 1.5 in, and it is made in China.