... .6GHz 3.customiziation 4.using in hotel,resturants etc 15'' pos touch screen computer with card readerfanless low powersupport double LAN ports ... /i7 ,etc (2).Memory:1GB,2GB,3GB,4GB,8GB(3)System Bus Frequency:1.6Ghz,1.66Ghz,1.8GHz,2.0Ghz ... 400/533MHz 200PIN SODIMM ; it can be up to 2GB System SpecSurport systemWindowx XP,2000,Linux,Windows CE RAM1G RAMHard disk160G ...