RGB interface: 1 RGB 565 40P FPC connectorDVP interface 1 24P FPC connectorMicrophone connector 1 10P FPC connectorTouch Interface 1 4P FPC ConnectorPMOD interface 4 4Colour: BlackMaterial: PCB3.5mm headphone interface 1 is by LPA4809MSFDIP switch 1 5P DIP switchSliding switch 1 switches onboard USB function 2 defined functionType-C interface USB-JTAG&UART 1 on-board BL702 chip is used forDownload bit and serial port functionCustom USB 1 USB3317 chip and switchCustomize the USB interface functionWireless antenna 1 uses the wireless function of BL702 chipOne key 6 is used to burn BL702,The remaining -defined functions2LED 6 interface 1Ethernet interface 1 TL8201F chip realizes Ethernet functionDifferent batches, product appearance and color may be different, does not affect the usePackage Contents:1 x Dock Board(Core board not included)2 x Pin header cap1 x USB C OTG adapter1 x Type C Cable1 x Terminal cableOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.