... Credit Card Reader Writer 1.LCD display modul(128x64) optionally. 2.Operating distance: 100mm. General Description:MK-MR800UH-V for reader/writer with ... (Mifare One, typical distance)SAM card slot:2 slots,supports ISO7816 T=0 and T=1(supported 9600, 19200, 38400, 55800 ... LED: red, yellow, blue, greenPower supply: USB DC5VPower consumption: 0.9WLED: four LED (red, green, blue, yellow)Dimension: 123mm ...