The Surfboard SBG7580AC is a DOCSIS 3. 0 32×8 cable modem, AC1750 Dual Band Concurrent Wi-Fi Access Point and 4-Port Gigabit Ethernet Router, all wrapped up in one device. Plus it features ARRIS Secure Home Internet by McAfee, keeping all devices on your network safe and secure from online threats like malware and phishing scams- and its FREE for 3 years! With the easy to use mobile app, set parental control by user profile, receive instant alerts of suspicious activity and manage your network no matter where you are.