The ARRIS TM822G Modem is a black cable modem designed for Optimum Internet and Cablevision services. With a maximum downstream data rate of 300 Mbps and a maximum LAN data rate of 1000 Mbps, this modem offers fast and reliable internet connectivity. It features two LAN ports and supports a DOCSIS 3.0 standard, making it suitable for home networking and connectivity needs. Additionally, it comes unlocked and includes features such as ADSL support, beamforming technology, VPN capabilities, and more. Overall, the ARRIS TM822G Modem is a versatile and high-performing device for cable internet connections.