... (MSR), Comply with ISO 7811, Support 1&2&3 trackI/O PortsInternal I/O1 x PCI Slot4 x ... x Serial/Com (DB9) (Support to expand to 3 x COM)1 x Parallel/LPT(DB25) ,6 x ... Display- 12.1" (800×600, 4:3) , LCD TFT- 10.4" (800×600, 4:3) , LCD TFT (Optional)CustomerDisplay- 8bits ... Optional)PrinterThermal 58mm or 80mm; Dot Matrix 76mmCash Drawer3-position lock: locked, manual open and electrically onlineAll Steel ...