The NETGEAR CM1150V Nighthawk Multi-Gig Speed Cable Modem is a high-performance modem designed for XFINITY Voice services. With a maximum downstream data rate of 10 Gbps and support for DOCSIS 3.1 standards, this modem provides fast and reliable internet connectivity. The model features Ethernet (RJ-45) ports for easy connection to various devices. The NETGEAR brand ensures quality and reliability, making this modem a suitable choice for those looking for a top-tier cable modem for their home or office network.