This Motorola ARRIS SB6121 SURFboard Cable Modem is a reliable and efficient device for creating home networks. With a maximum downstream data rate of 686 Mbps and maximum LAN data rate of 1000 Mbps, it offers fast and seamless connectivity for gaming and other online activities. It features both wireless and Ethernet (RJ-45) ports, and is compatible with DOCSIS 3.0 standard. The modem is unlocked and can be used with XFINITY carrier. It has a black color and is made in China. The device type is cable modem & routers and the number of LAN ports is 1.