The Arris CM820 is a sleek black cable modem that offers DOCSIS 3.0 standard connectivity for high-speed internet access. With a single Ethernet port and one LAN port, this modem is designed for small home networking setups. It is compatible with Comcast as a carrier, making it a reliable choice for those looking for a dependable modem for their cable internet connection. The Arris CM820 is a compact and efficient mod