The SURFboard SB6183 is a high-speed DOCSIS 3.0 cable modem designed for Cox Spectrum X internet service. It offers a maximum downstream data rate of 686 Mbps, making it ideal for users with a need for fast and reliable connectivity. With a sleek white design and wireless capabilities, it provides a convenient and efficient way to connect a PC to the internet. The modem also features a single Ethernet port for added connectivity options. The Arris brand ensures quality and performance, making the SURFboard SB6183 a reliable choice for home networking needs.