Introducing the Promag PCR-300 USB RFID reader. This sleek and compact device operates at a frequency of 125 kHz (EM4102) and features USB (RS232 emulation) connectivity. With dimensions measuring 65x23x100mm and weighing just 0.22kg, this reader is lightweight and portable. Manufactured by PROMAG, the PCR300FU-00 is the perfect solution for your RFID reading needs.