Processor CPU Integrated Intel® Celeron 3855U dual core 2 thread processor Frequency 1.6GHz Power TDP 15W Chipset Based on Intel® skylake-u SOC platform BIOS 64Mb Flash ROM RAM RAM DDR4 2133MHz Max Capacity 32GB Slot 2*SODIMM Display Graphics Intel® HD Graphics 510 Graphics Engine DirectX12,OpenGL4.4 HDMI N/A CRT 1*VGA ,1920X1200@60Hz Display 1*VGA Ethernet LAN1~LAN4 4*Intel WGI211AT Gigabit Ethernet, support Wake On LAN/PXE LAN5~LAN6 2*Intel WGI211AT Gigabit Ethernet,, support network wake up, PXE/ POE function Audio Audio N/A I/O Port COM Port 1* CISCO standard RS232 serial  USB 2* USB2.0 Optical fiber N/A Phoenix Connector N/A Expansion Mini PCIE 1* Mini PCIE slot,support WIFI module Storage SATA 1*2.5”HDD Expansion or 1*3.5”HDD Expansion MSATA 1* MSATA SSD, transmission rate up to 3Gbps OS Support Microsoft Windows Windows 7/Windows10,64bit(not include OS code) Linux Ubuntu Power Supply Power Type External open power supply Voltage Input AC 110~220V Power Output AC TO DC,60W Structure Structure 1U standard case, high quality galvanized steel Installation 1U standard rack Dimension 430mm*281mm*45mm Environment Working Temp. -10°C ~ 60°C Storage Temp. -20°C ~70° C Relative Humidity 5%-95% relative humidity, non-condensing Working Vibration 0.5g rms/5-500HZ/random/operating