Space-Saving Design: It’s ultra-compact, allowing you to connect it to your computer while retaining unimpeded access to your other ports. What You Get: PowerExpand 2-in-1 SD 4.0 Card Reader ...

First available as external devices for one type of card, readers were subsequently built into the computer to handle all popular formats. Also known as a "memory card reader/writer," "flash ...

We list the best mobile credit card processors, to make it simple and easy to take payments by credit and debit card, whether in store, at an event, or on the go. While there are plenty of credit ...

If you’ve worked with passive RFID before, you know that most readers only work within inches of the card. In [Fran’s] DEFCON talk this summer he calls it the “ass-grabbing method” of ...