... distance: 100mm. General Description:MK-MR800UH-V for reader/writer with the popular ARM7 microprocessors are of rapid & stable, reliable ... be directly used the Windows operating system with driver and the API functions. The development cycle simple and short. The reader not only ... , 115200, 230400bps)Interface: USB PC/SCDisplay: 128×64 LCD, the color of LED: red, yellow, blue, greenPower supply: USB ...