The Parallax RFID Reader Module is a low-cost solution to read passive RFID transponder tags. The RFID Reader Module can be used in a wide variety of hobbyist and commercial applications, including access control, automatic identification, navigation, inventory tracking and payment systems. It is available in two versions that differ only in the computer communication interface: serial UART or USB.
Bi-colour LED for visual indication of activity Reads 125kHz Tags, EM4100 Family Power requirement: +5Vdc Communication: 2400bps serial UART (RS 666-6625) or USB (RS 781-3061) Dimensions: 62.2 x 82.5mm Operating temperature range: 0 to +70°C