... ,HDD 320G; 15" All In One Touch Screen POS System High resolution and durable featured, 15" All In One Touch Screen POS System PALON/41E from ... VoltageAC100-240V 50/60HzOSWin7,XP,2000,LinuxMain InterfaceLPT1COM3USB2.04RJ451*100MVGA1AUDIO1xMIC-IN, 1x Earphone-OutPS/21ScreenSize15 " TFT LCDResolution1024X768Luminance200cd/m2Type15" ResistiveCustomer Display 18 ...