Size:3.5inch(146 x 104 mm) CPU:Intel® Celeron® processor J1900 quad core onboard 2 x 204-pin SO-DIMM DDR3L-1066/1333 up to 8 GB 1 x RS-232/422/485 with +5V/+12V powered 1 x RS-232 4 x USB 2.0 1 x USB 3.0 2 x 10/100/1000 Mbps (Intel® i211AT) 1 x VGA 1 x LVDS 1 x HDMI DIO:8-IN/OUT 1 x mSATA 1 x SATA-300 1 x Full-Size PCI Express Mini Card 1 x Full-Size PCI Express Mini Card (USB only) 1 x USB, 1 x PCIe x1, 1 x LPC, 1 x SMBus through a ZIO +10V~24V DC-in Operating Temperature:-20°C ~ +70°C