We may receive a commission on purchases made from links. In some cases, on a device that offers USB connectivity, USB ports ...

Use the formula: Speed = file size / transfer time, to calculate your data transfer speed. For example, if a 2GB file took 40 ...

Your router has a USB port that you may have used for a few menial tasks, but it actually has a lot more features and uses than you may have realized.

The USB port on your router is often unused and yet it offers practical functions that can make everyday life easier. You can do things like saving and sharing files, mobile charging, or even an ...

We’ve seen the first example circuit in the first article – a device-side (“upstream-facing”) USB-C port that supports USB 2.0 and 5 V of power. You must have the 5.1 K resistors ...

Here's why that's a good thing—even if not every USB-C port is created equal. I’m the deputy managing editor of the hardware team at PCMag.com. Reading this during the day? Then you've caught ...

Most modern cars offer at least two ways to charge up a smartphone, in the form of a 12V lighter socket and a USB port. The latter could be more convenient for many, as it uses the same cable you ...

A combo port that connects to external SATA (eSATA) drives and USB devices with cables up to two meters long. The eSATA USB Hybrid Port (EUHP) also eliminates the external power cable by supplying ...

There's a lot of unique USB port colors on the market, but purple stands out even among those. Here's what it means if you ...