This great used MOTOROLA Arris SurfBoard Modem SB6121 is the perfect choice for anyone looking for a high-speed, reliable internet connection. With a maximum downstream data rate of 172 Mbps, this modem is great for gaming and streaming. The modem device type is cable modems and routers, and it is designed to work with Comcast/Xfinity and more carriers.

This modem is in great condition and comes with all necessary cables. It has a sleek black design and measures 5.25 inches in length, 5.25 inches in height, and 1.75 inches in width. Other features include Ethernet (RJ-45) ports, DOCSIS 3.0 standard, single Ethernet (RJ-45) port, and dual-band connectivity. Don't miss out on this fantastic modem for your home networking and connectivity needs. Any questions please let me know thanks and check out my other items