Introducing the Promag GP20N RFID reader, supporting 125 kHz (EM4102) frequency with an open cable end for easy installation. This contactless reader has a range of up to 20cm and comes with RS232, Wiegand, and MSR ABA Track 2 compatibility. With dimensions of 43x15x78mm and a sleek dark grey color, this reader is both compact and stylish. Manufactured by PROMAG, this reader weighs just 0.16kg, making it a lightweight and efficient choice for your RFID needs.