Intel Celeron Processor J1900 Quad Core Main Frequency: 2.0GHz (Max 2.42GHz) Support Win7/8/10, Linux RAM: 1*Slot DDR3L-1066, up to 8GB Storage: 128GB, Support m-SATA and 2.5″SATA HDD I/O interfaces: 3*RS-232/485, 3*RS-232, 8*USB2.0, 1*Line-Out, 1*Lin-In, 1*VGA Expansion: 1*Full-size Mini PCIe Watchdog Timer: Interval timer 1 to 255 sec/min per step, setup by software Dimension(W*H*D): 243 x 144 x 66 mm Power input Voltage: 9~30V DC