... is Optional)2, Standard USB 2.0 and SD Interface in Front and Rear3, Starts/Stops Automatically Based on Ignition ... Smart Controler4, Fast Boot5, Built-in Screen Wave Stopper6, Built-in Power Delay and Holder Controller7, Built-in Digital Sound TransformerCPUITX N270 1.6GHzChipsetIntel ... , Shock & Heat2, 255mm*245mm*60mm Dimension compatible with all mini ITX board Car PC, In Car PC, Car Auto PC D525