Designed with extra internal wiring to handle full-duplex communication (simultaneous two-way data flow).

USB 3.0 is a or specification rather than a single physical "piece" . It defines the protocols and electrical requirements for "SuperSpeed" data transfers, reaching theoretical speeds up to 5 Gbps—roughly ten times faster than USB 2.0.

Specific components like a USB 3.0 Motherboard Adapter or USB 3.0 Hub allow you to add or expand ports on a computer.

While it's a standard, you will encounter it in specific hardware "pieces" such as:

The internal chip on a motherboard that manages the USB 3.0 interface. Technical Quick Facts: Usb 3.0 Motherboard Adapter - Amazon.com

Most often identified by their blue inserts . A standard USB 3.0 Type-A connector has nine pins —five more than the four pins in a USB 2.0 connector.