Core board features: Main chip BL808 RV64 480MHz+RV32 320MHz+NPU BLAI 100GOPS; Onboard SPI FLASH (default 16MByte). Support 2.4G WIFI/BT/Support IPEX first generation antenna pedestal and PCB board antenna. Stamp hole leads out all IO.Development board features: Main chip BL808 RISC-V 480Mhz+NPU BLAI-100. On board USB to UART debugger (one click burning can be realized without pressing keys)On board display screen base. On board MIPI camera . Support 2.4G WIFI/BT/On board 1 analog microphone, 1 LED, 1 TF card holder. Lead a USB OTG to USB Type-C interfaceParameters:Core board:Items:(BL808)CPU:480M RV64GCV+ 320M RV32GCP+ 160M RV32EMCRAM:768K SRAM+64MB UHS PSRAM(2000M)Flash:16MBSystem:FreeRTOS / LinuxNPU:100GOPS with OPScamera:MIPI+DVP,up to 1080P H264Display:SPI/8bit MCU/RGB LCDAudio:I2S+ Analog Audio Input/outputWireless:WIFI + + ZigbeeUSB:USB2.0 OTG Accelerator: Scaler,OSD,MJPED,G2D,H264Penpheral:UART, SPI, IIC, SDIO ETH(RMII), /DACSize:31 x 18 mmDevelopment base plate:Items:M1s DockCore:M1s(BL808)Camera:2MP MIPI OV2685(two-side) with flash LEDLCD:1.68 inch 280x240 with CTPAudio:Analog MEMS MIC + LineOutMicrosd slot: SDHC/JTAG modeButtons:Reset++ x 2USB:USB to Dual Serial x 1+USB OTG Other: 4P x 1.25mm connector (serial port)pins: 2 x 16 Pins for bread boardJTAG: support for TF2JTAGEnclosure: supportSize:27 x 55 mmMaterial: PCB+metalcolour: blackPackage Contents:1 x M1S DOCK development board1 x M1S core board2 x needleOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.