- Many different devices, such as mice, keyboards, scanners,
- Cameras, and printers. USB connections come in three different sizes:
1. A (very common),
2. B, and mini-B (less common).
3.The USB A connector’s distinctive rectangular shape makes it easily recognizable
2 Features :
- Hot-Swappable
1. Can insert or remove them without restarting your PC
2. Almost every other type of connector requires you to turn the system off,insert or remove the connector, and then turn the system back on
- Many USB devices get their electrical power through the USB connection, so they don’t need batteries or a plug for an electrical outlet
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