The ARRIS E31U2V1 DOCSIS 3.1 VoIP Cable Modem is a high-speed modem designed for use with Spectrum internet services, offering a maximum downstream data rate of 2.5 Gbps. It features multiple ports including telephone, USB, Ethernet, and coaxial, as well as support for wired-Ethernet connections. With a sleek black design and a compact footprint, this modem is suitable for use with PCs and provides reliable connectivity for home or office networking needs. The modem also includes VoIP capabilities and comes with a 1-year manufacturer warranty for added peace of mind.