Gateway computers are generally compatible with a wide range of peripherals, including printers, external hard drives, mice, keyboards, and monitors. Most Gateway systems come equipped with standard ports such as USB, HDMI, and audio jacks, which allows for easy connection to various devices. However, it is important to verify the specifications of your specific Gateway model and the peripherals you wish to use. Compatibility can depend on several factors, including the type of connection you are using and the operating system installed on your Gateway computer. For the most accurate information regarding compatibility, it may be helpful to consult the user manual for your Gateway device or the specifications listed on the gateway.com website. Additionally, if you are considering purchasing new peripherals, checking their compatibility with your Gateway system can ensure a seamless experience.