The Motorola Arris SB6141 SURFboard Modem 400 Series is a high-speed modem designed for home networking and connectivity. With a maximum LAN data rate of 343 Mbps and DOCSIS 3.0 standard, this modem provides fast and reliable internet access. It features a white design with Ethernet ports for easy connection to various devices. The modem is compatible with Xfinity, Time Warner, Cox, and Brighthouse cable providers, making it a versatile option for various internet service options. Its compact dimensions of 5.25" x 5.25" x 1.75" make it suitable for placement in a home or office setting.