... positive axis Flow fans, no noise,Steel enclosure, Dualchannel,stereopoweramplifier,touch information kiosk touch screenSurface acoustic ... screenMonitor22",24",26",32",42",47",52"LCD MonitorCabinetsSteel enclosure, the outer surface of metal baking varnish, anti ... ~ 80%Network InterfaceSupply RJ11,RJ45,GPRS etc Network InterfaceDimensions17"/19"/22" 740mm×400mm×1104mm32" 860mm×540mm×1112mm42" 1100mm ...