A 32bit board with STM32F103RC, support both Marlin 2.0 and Klipper firmware, On-board TMC2208 UART with both TX/RX interface no additional wiring is required, On-board USB TYPE-C connector for easy communicate, and optimized for the MEEB or Octoprint serial host printing. MEEB_3DP also have got a RS422 serial bus interface for Long-distance reliable communication.