The Motorola MB7621 24x8 DOCSIS 3.0 Cable Modem with 1Gbps Ethernet is a high-performance modem designed for Xfinity users. With a maximum downstream data rate of 1 Gbps and a maximum LAN data rate of 1000 Mbps, this modem offers fast and reliable connectivity for your PC. Its sleek design in gray and black color, along with its compact dimensions of 7.88 inches in length, height, and width, make it a convenient addition to any home networking setup. The Motorola MB7621 is backed by a 1-year manufacturer warranty, ensuring quality and peace of mind for your internet connection.