Features: Fan less design Intel celeron n2807 up 2.16ghz cpu tdp maximum 4.5w 1xmsata, 4x3.5inch sata hdd, up to 16tb support 2*intel i210it gigabit ethernet Lcd display.(customized to show) 1xmini pcie with sim slot .3g Dc 12v~24v voltage input 8 lan hub(option)shock &vibration resistance 203.0mm*235.5mm*169.6mm 4.7kg(not including hdd ) Aluminum alloy chassis