The ARRIS SURFboard T25 is a high-speed DOCSIS 3.1 Internet and Voice modem designed for Xfinity customers. With a maximum downstream data rate of 2 Gbps and two LAN ports, this modem offers fast and reliable connectivity for gaming and other bandwidth-intensive activities. Its sleek black design and compact unit make it easy to set up in your home network. The modem also features two coaxial telephony ports for voice communication, making it a versatile solution for your internet and telephone needs.