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USB ports

Table 1. Types of USB portsThis table lists the common types of USB ports.
Standard USBThe standard USB port is present on most laptops and desktops. Most USB devices connect to the computer using this port.
Mini‑USBA mini‑USB port is used in small electronic devices such as cameras, external storage drives, tablets, and so on.
Micro‑USBA micro-USB port is smaller than mini-USB port and is used in phones, tablets, wireless headphones, and other small electronic devices.
Powered USBA powered USB port uses a more complex connector than a standard USB. It essentially has two connectors in a single cable, one for standard USB plug and the other for power, thus allowing higher-power devices to be connected without the use of an independent power supply. It is used in retail equipment such as barcode reader and receipt printers.

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