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USB A is the most common type of Universal Serial Bus (Universal Serial Bus) connector. It is quickly becoming the most common connector used by and for computers. It has largely replaced PS/2 and serial ports for keyboards and mice, DIN connectors, game controllers ports, and serial printer ports.[1] It has also made FireWire nearly obsolete.

Devices Examples

USB type A is used by many different things, including:

  • Flash Memory Drives
  • External Hard Drives
  • External Removable Drive Readers (DVD, CD, Zip, Floppy, etc.)
  • Human Interface Devices (Keyboards, mice, etc.)
  • Wireless Internet Cards
  • Wired Internet Cards (Ethernet)
  • Phone Chargers
  • Comfort Items (Keyboard Lights, Fans, etc.)
  • USB A to USB B Converters (typically used for USB hubs and printers)