The Arris Touchstone CM8200A is a DOCSIS 3.1 cable modem that supports speeds of up to 2.5 Gbps downstream and 1 Gbps upstream. It is one of the fastest cable modems on the market and is capable of handling the demands of even the most bandwidth-intensive applications, such as 4K streaming, online gaming, and large file transfers. The CM8200A features two Gigabit Ethernet ports, which allow you to connect multiple devices to the internet at once without sacrificing speed. It also has a built-in firewall to help protect your network from security threats. The CM8200A is compatible with most major cable internet providers, including Comcast, Spectrum, and Cox. It is also easy to set up and use. Simply connect the modem to your cable outlet and your router and you will be up and running in minutes. Here is a more comprehensive description of the Arris Touchstone CM8200A's key features and benefits: DOCSIS 3.1 support: The CM8200A is one of the first cable modems to support DOCSIS 3.1, the latest version of the DOCSIS standard. DOCSIS 3.1 offers significant speed improvements over previous versions of DOCSIS, making it possible to achieve speeds of up to 2.5 Gbps downstream and 1 Gbps upstream. Gigabit Ethernet ports: The CM8200A has two Gigabit Ethernet ports, which allow you to connect multiple devices to the internet at once without sacrificing speed. This is ideal for households with multiple devices connected to the internet, such as streaming devices, gaming consoles, and smart home devices. Built-in firewall: The CM8200A has a built-in firewall to help protect your network from security threats. The firewall can be configured to block specific types of traffic, such as malware and phishing attacks. Easy setup and use: The CM8200A is easy to set up and use. Simply connect the modem to your cable outlet and your router and you will be up and running in minutes.