The Arris SURFboard G20 combines a Docsis 3.1 cable modem with an AX3000 Wi-Fi 6 router with 2 one-gigabit Ethernet ports. With 32 downstream and 8 upstream channels providing download speeds up to 1.2 Gbps and AX3000 WiFi 6, it s the perfect upgrade for lower bandwidth home networks. The all-in-one modem and Wi-Fi router combo means no more managing multiple devices. Plus, it saves you money on monthly modem rental fees.