Wireless devices are usually far more convenient than their tethered alternative. But in this case losing the USB cable has made the REX-WIFISD1 SD/SDHX/SDXC and flash drive reader a bit on the bulky ...

You can find commercial USB sticks that can also connect via WiFi. But [Neutrino] made his own using an ESP8266 married to a card reader. It all starts with the old trick of soldering a header to an ...

The DR100 is the industry’s first wireless reader with relay control providing simplified access control for single and double swinging and sliding doors. This unique hard-powered, surface-mounted ...

Businesses across the US are pretty much out of excuses for not accepting Apple Pay now that Square’s wireless card reader is ready for prime time. Starting today, every Apple Store in the US is now ...