Interface Definition AIO-8550JD4 provides these interfaces: DC power jack 2 x USB3.0 1 x Type-C (Download/Debug) 1 x Console (Debug) 2 x 1000M ethernets 1 x TF slot 1 x SIM slot 1 x HDMI2.0 1 x 3.5mm headphone jack 3 x MIPI CSI 1 x FAN 1 x Mini PCIe (4G module) 1 x M.2 E-KEY (wifibt module) 1 x M.2 M-KE (PCIe NVMe SSD) 2 x dip switch 1 x EDL key (recovery) 1 x Reset key Power key