Description: 1. This product is a cost-effective Linux development board based on the Core1106 series module, aiming to provide developers with a simple and efficient development platform. 2. Supports multiple interfaces, such as MIPI CSI, GPIO, UART, SPI, I2C, USB and 4G module M.2, etc., suitable for various embedded application development. 3. USB expansion, flexibly switch USB-C/4xUSB-A HOST interface through the dip switch. 4. Audio interface, patch microphone + microphone expansion interface + 3.5mm audio output interface to meet a variety of audio application scenarios. 5. 4G module M.2 interface, the USB-A-4 interface can be switched to the 4G module M.2 interface through the dip switch. Specifications: Model: Pico Pi A (with 4G module) Processor: RV1106G3 NPU: 1TOPS Memory: 256MB DDR3L Due to different batches, there may be differences in product appearance and printed text, which will not affect use Color: black Material: PCB Package Contents: 1 x Pico Pi RV1106 Linux Development Board Kit 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.