通用串行总线（USB）是现代设备的通用连接标准，涵盖笔记本电脑、台式机、移动设备、打印机以及各种外设。但USB端口的一个关键区别在于其版本或代数。老旧的USB端口（如USB 2.0）速度较慢、供电能力也低于新一代（如USB 3.2 Gen ...

We’ve said it before, and we’ll say it again: USB-C is confusing. A USB-C port or cable can support a range of speeds, power capabilities, and other features, depending on the specification used.

USB has been around for decades, and the sheer number of USB and Thunderbolt versions in 2025 can be bewildering. Here's what you need to know about USB 3, USB 4, Thunderbolt 3, Thunderbolt 4, and ...

In 1996, the first USB design (USB 1.0) hit the market, and it eventually became the industry standard - albeit with a few ...