With support for up to 32 downstream and 8 upstream channels, the SB6190 SURFboard Cable Modem from Arris is capable of supporting download speeds of up to 1.4 Gbps. Setup and configuration is simple as this SURFboard modem features one RJ-45 Gigabit Ethernet port and one coaxial connector, and it's compatible with most major US cable providers. Once installed you can take advantage of DOCSIS 3.0 and IPv6 support ensuring this cable modem will remain compatible with changing Internet protocols.