10x FASTER SPEEDS than DOCSIS 3.0. This DOCSIS 3.1 Cable Modem is best for Cable Internet Speeds Plans up to 1 Gbps. Note: 2nd IP Address is required from your Cable Internet Service Provider to use both Ethernet ports simultaneously. WORKS WITH ANY WIFI ROUTER or WIFI MESH: Pair with a WiFi Router with this 3.1 DOCSIS Modem to connect all of your WiFi devices to the Internet. This cable internet modem does NOT have a built-in wireless router.