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Sale: $40.49
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Designed in cooperation with Grand Idea Studio, the Parallax RFID Reader Module USB is a low-cost solution to read passive RFID transponder tags. The RFID Reader Module USB can be used in a wide variety of hobbyist and commercial applications, including access control, automatic identification, navigation, inventory tracking and payment systems. This module connects directly to a USB port for both power and to output transponder tag data to your custom PC application.


* Built-in USB interface for easy connection to your PC
* 2400 baud serial output stream to PC is accessible from any programming language that can open a COM port
* Transponder tag ID data given as a 12-byte ASCII String
* Bi-color LED for visual indication of activity
* Power requirements: 5 VDC (powered by USB port)
* Dimensions: 2.45 x 3.25 in (62.2 x 82.5 mm)
* Operating temp range: 32 to 158 °F (0 to 70 °C)

Note: a USB A to Mini-B cable is required, sold separately

Other Information:

There are a variety of transponder tags that come in different packages. Each tag has a specific range that is within 10% of the given distance for each type of tag. The reason for the 10% is due to environmental conditions and RFID modules. Parallax carries four types of tags:

* 54x85mm Rectangle Tag (#28141) ISO Card: 6.3cm (2.5") +/- 10%
* 50mm Round Tag (#28142) World Tag 50mm: 6.8cm (2.7") +/- 10%
* RFID Blue Eye Key Fob Tag - (#28161) (Range: ~5 cm)
* 25 mm Disc Sticker - (#28148) (Range: ~5 cm)

Note: Tags are not included with the RFID Reader Module.