周辺機器

Also known as peripheral device, computer peripheral, electronic peripheral, peripherals, computer peripherals

thumb|A computer keyboard and mouse, a common type of computer peripheral A peripheral device, or simply peripheral, is an auxiliary hardware device that a computer uses to transfer information externally. A peripheral is a hardware component that is accessible to and controlled by a computer but is not a core component of the computer. It can communicate with a computer through wired or wireless connections. Many modern electronic devices, such as Internet-enabled digital watches, video game consoles, smartphones, and tablet computers, have interfaces for use as a peripheral.