USB PC/SC Smart Credit Card Reader Writer 1.LCD ... screen set and picture storage etc. The interface is USB PC/SC. It can be directly used the Windows operating ... 9600, 19200, 38400, 55800, 57600, 115200, 230400bps)Interface: USB PC/SCDisplay: 128×64 LCD, the color of LED: red, yellow ... , blue, greenPower supply: USB DC5VPower consumption: 0.9WLED: four LED (red, green, blue ...