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USB ports and cables are used to connect hardware such as printers, scanners, keyboards, mice, flash drives, external hard drives, joysticks, cameras, monitors, and more to computers of all kinds. USB also supports signaling rates from 1.5 Mbit/s (Low speed) to 80 Gbit/s (USB4 2.0) depending on the version of the standard.
USB device communication is based on pipes (logical channels). A pipe is a connection from the host controller to a logical entity within a device, called an endpoint. Because pipes correspond to endpoints, the terms are sometimes used interchangeably. Each USB device can have up to 32 endpoints (16 in and 16 out), though it is rare to have so ...
A USB cable, by definition, has a plug on each end—one A (or C) and one B (or C)—and the corresponding receptacle is usually on a computer or electronic device. The mini and micro formats may connect to an AB receptacle, which accepts either an A or a B plug, that plug determining the behavior of the receptacle.
SanDisk 1 TB USB-C flash drive (2020 model) next to a 50 cent euro coin. A flash drive (also thumb drive [US], memory stick [UK], and pen drive / pendrive elsewhere) [ 1][ note 1] is a data storage device that includes flash memory with an integrated USB interface. A typical USB drive is removable, rewritable, and smaller than an optical disc ...
AT&T said Friday that data was breached from “nearly all” of its cellular customers and the customers of wireless providers that used its network between May 1, 2022, and October 31, 2022. The ...
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20 Gbit/s (2.422 GB/s, USB 3.2 Gen 2x2) A deprecated [ 2] SuperSpeed USB 5 Gbit/s packaging logo. Universal Serial Bus 3.0 ( USB 3.0 ), marketed as SuperSpeed USB, is the third major version of the Universal Serial Bus (USB) standard for interfacing computers and electronic devices. It was released in November 2008.
A four-port "compact design" USB hub: upstream and downstream ports shown. A USB hub is a device that expands a single Universal Serial Bus (USB) port into several so that there are more ports available to connect devices to a host system, similar to a power strip. All devices connected through a USB hub share the bandwidth available to that hub.