Each Card pre-programmed with a unique identification number, printed on the card. The Identification Card is suitable for the 125KHZ Card Reader and the Reading Distance is 0cm to 10cm. Used in Identification, Financial Identification, Access Control Systems, Low Frequency Identification Cards and so on. Read-only, not HID card.

RF Link Transmissor - 434MHz

This is a simple three track magnetic card reader with serial output.

The RFID USB Reader is a simple to use, USB to serial base unit for the ID-3LA, ID-12LA, and ID-20LA readers. 

This is an os card for our RFID readers . The SparkFun L eid RFID Breakout converts the 2mm pins to the breadboard in a friendly 0.1 "headers. With this ability the ID-3LA, ID-12LA, and ID-20LA you can weld the reader directly to the header or use the 2 mm connectors

This is the ID-20LA , very simple to use the RFID Innovations ID reader module. With a built-in antenna , the only protrusion is the 2mm pin spacer . Just power the module, use a 125kHz card , and get a serial chain output that contains the card's unique identification.