All in one design Capactive touch screen 3lock positon compact cash drawer Industrial android main board Deep improved android system Preinstalled apk Embedded pos machines installed small ticket printer, customer display, card reader, cash drawer, truly integrated, so you have a machine in hand to solve all problems. Built in dual core arm-cortex a7 cpu. 4g emmc flash, 1g ddr3 ram. Android 4.22 os. Ts1512 apk preinstalled. 9.7" tft lcd with 1024*768. 4wire resistance touch screen. 3*usb host for usb printer, usb scanner, or usb disk. 2*rs232 for rs232 device, such as rs232 printer or scale. 1*rj11 for cash drawer. 1*rj45 for ethernet. Built-in wifi. Built-in customer display (lcm128x64). Built-in thermal printer(58mm). Built-in battery for rtc. Fixed with cash drawer (330x360x90, 4b5c/3b5c, 3positons)