The Vigor2762 ac Series is VDSL2/ADSL2+ modem/router with Firewall and VPN integrated. It provides 1 RJ-11 WAN port for connecting to DSL line directly, the embedded DSL modem is compatible with all the common VDSL and ADSL modulations. One the LAN side is a 4-port 10/100/1000Base TX LAN RJ-45 switch, of which the 4th port can be configured as a WAN port if you need an Ethernet WAN instead, or you may set up the Ethernet WAN as a backup link. There are also 2 USB ports, to which 3G/4G USB modem can be attached to add backup wireless connectivity. Built-in 11ac Wi-Fi (ac model) Vigor2762 Series comes with the variants which have 802.11ac dual-band Wi-Fi integrated, delivers throughput up to 867 Mbps. Business-grade features are included, such as AirTime Fairness, Router-Assisted Roaming, and Band-Steering (for ac/Vac model) which ensures a smooth wireless connection for HD videos, gaming, and internet phones for home.