Includes all the components you need to plug the XBee Board into your Make Controller, and interface with sensors and actuators directly.
The Parallax RFID - Credit Card Tag is a 125 KHz Credit Card sized RFID Tag.
This is a nifty blue fob tag for all you wonderful fobbing needs.
The Parallax RFID Reader Module is a 125 KHz RFID reader, with a USB connection.
The Phidget RFID - Credit Card Tag is a 125 KHz Credit Card Sized RFID Tag.
This small key fob transmitter / receiver pair has 4 channels and a range of about 200'.
PhidgetRFID reads and writes RFID tags that are brought in close proximity.
If you aren't familiar with the Electric Imp, it essentially provides an easy, integrated way to connect almost any hardware device both to other WiFi enabled devices and to internet services.