... PS/2,power ripple Max:200mV rmsAgency ApprovalsCE,FCC Class B noisenosupport platformWindows XP\WIN7 Interface USB/EIA-232EEnvironment ... Duo core (3.06GHz)MemoryDDR3/2G HDD500GInterfaceVGA*1, ,USB*4 , Parallel *1, COM*1,PS\2 (keyboard, mouse)External port:LAN ... unit)Application business hall\bank\hospital\school \showroomother performance 1.Adopting large plane LCD display to realize high quality ...