... water proof design, optional integrated front speaker15'' LCD disign with 5 wire resistive touch screenCPU: Intel ATOM N270 1.6GHz ... /1000M Ethernet/ 1*VGA/ 2 Audio JacksOptional Parts: Optional partsOSWEPOSDOS, Windows 2000/XP, Windows7, XPE, WEPOS, POSReady 2009, LinuxMSR3 tracksStandard ... screen have 3 years warranty Certification:ISO9001, ISO4001, CCC, FCC, CE, RoHS Touch Pos/ Anypos216(Fan-free)