You probably own it and have used it—but you've never once thought about it.

Universal Serial Bus (or USB) is a versatile interface that's used in all sorts of devices — from smartphones to lifestyle products — to deliver data, power, and video signals. Most commonly, we see ...

For a small business, printing documents can create a bottleneck as you wait for each print job to make it through the printing queue. Using a USB connector for your printers can help speed up the ...

I think I've seen both eg the more typical 5 pin on most Cameras MP3 players etc and then the 4 pin that comes on the Pentax Optio S4 for example.