RFID Reader 125KHz USB Windows EM4100 is an plug and play proximity RFID reader exclusively for windows . Specification: Support uem 4100, or its compatible RFID, ID card. ( If you need ID card please feel free to contact with us). Frequency: 125Khz Read Last 8  digits of the RFID/Proximity card.( We also have Device Read the First 10 digits,If you need please contact with us) Support Windows95/98/2000/XP. Communication speed: 106Kbit/s Power: DC 5V( /-5%) Reading distance: 5-8cm Interface: USB Operating temperature: -10 degree~ 70 degree Storage temperature: -20degree ~ 80 degree size: ( L*W*H ) 10 x 6 x 1cm Weight: 75 Color: black ( The same as the web photo ) Installation Instructions: First: Connect the usb cable with the card reader to the computer USB port. Second: The reader will ‘drip’ sound and flash about that power successfully, and then half a second after the ‘drip’ sound and flash about that device self-test successfully, without Install any drivers, windows will automatically recognize it. Third: Open one EXCEL or WORD ,the card number would be input by self . Package include: 1x New 125khz USB ID card reader. SKU: UN10 Category: RFID Tag: RFID Reader 125KHz USB Windows EM4100