Based on the for Luckfox Core3506 series module, this cost-effective Linux development board is designed to provide developers with a simple and efficient development platform. Enhanced Connectivity with M.2 Slot: The board features an M.2 slot for the SIM7600G-H-M.2 4G module, switchable via a DIP switch from the MX1.25 USB port. This allows for seamless 4G integration, crucial for projects requiring reliable internet connectivity. Integrated Audio Interface: Equipped with a 3.5mm headphone/microphone jack, this development board is ideal for multimedia projects. It supports both audio input and output, providing a versatile platform for audio-related applications. High-Performance Display Interface: The MIPI DSI 2-lane interface supports high-resolution displays while maintaining a compact form factor. This feature is essential for developers looking to create projects with advanced visual requirements. Flexible IO Configuration: With Rockchip Matrix IO design featuring 98 multiplexed functions, configure various interfaces like PWM, UART, I2C, SPI, and I2S. This flexibility is vital for efficient prototyping and debugging of diverse applications. Color: Black Material: PCB Specifications:A Package Contents: 1 x RK3506 Linux Board Only 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.