The NEW SEALED Motorola MB7220 8x4 343Mbps DOCSIS 3.0 Cable Modem is a high-speed modem designed for home networking and connectivity. With a maximum downstream data rate of 343 Mbps and a maximum LAN data rate of 1000 Mbps, this modem provides fast and reliable internet access. It features a single Ethernet (RJ-45) port for wired connectivity and wireless capabilities for added flexibility. The sleek black design, compact dimensions, and DOCSIS 3.0 standard make it a practical and efficient choice for Cox Communication customers looking to enhance their internet experience.