The SURFboard SBG7400AC2 is a DOCSIS 3.0 modem, Wave 2 dual-concurrent Wi-Fi access point and 4-port Gigabit Ethernet router, all wrapped up in one device. Set parental control by user profile, receive instant alerts of suspicious activity and manage your network no matter where you are. The SBG7400AC2 will keep your network secure and provide the speeds you need for things like HD video streaming and online gaming. No more buffering or lagging behind.