The starter kit, which includes 10 tags and a USB RFID reader, goes for about $40; a decent price considering the hacking potential for the RFID reader. In addition to using the reader ...

[Don] had some Serial RFID readers that he needed to work and be powered by USB. He went out and purchased a simple serial to USB converter, but was left with the problem of the operating voltage.

The wireless Aperio® PINpad escutcheon allows access to rooms simply by entering a PIN, via a card reader or with a combination of both ... The Aperio® PINpad escutcheon is available for conventional ...