3.5” SBC With RK3568 ,2GB RAM,16GB eMMC,2× 1GbE RJ45 ,2xRS232,2xRS485,2× USB 3.0 Type A,3× USB 2.0 HOST,1 × HDMI2.0,MIPI DSI?Edp?MIPI CSI,M.2 B Key?Micro SD and SIM Slot,DC 12V,Debian10?RoHS