USB ports have quietly turned into the default power outlet for phones, laptops, headphones, and even monitors, but the ...

We may receive a commission on purchases made from links. Ah, USB; where would we be without it? Introduced in the late 1990s as a one-size-fits-all replacement for the handful of ports and ...

Powering external devices directly from a PC’s I/O ports has been a thing long before USB was even a twinkle in an engineer’s eye. Some of us may remember the all too common PS/2 pass-through leads ...

“The best charger is the one that shipped with your laptop” is old advice that needs updating because there are often superior options available either as your principal laptop charger, as a spare, or ...

The USB Type-C connector and power delivery (PD) specification has brought radical changes to the mobile device industry, and USB Type-C PD 3.0 could optimize battery charging for portable devices.

One of the most positive tech developments of this decade has been the mass adoption of USB-C over the old micro-USB, USB-A, and other lesser-used gadget ports. Whether you’re powering your earbuds, ...

The Universal Serial Bus (USB) started out as a data interface, but it didn’t take long before progressing to powering devices. Initially, its maximum output was only 2.5 W; now, it can deliver up to ...

If you want to charge your iPhone 12 using MagSafe, Apple recommends using certain 20W AC adapters — and they don't need to come from Apple, despite what you may have heard. We explain what the ...