1.Powerful MCU Board:Incorporate the ESP32S3 32-bit, dual-core, Xtensa processor chip operating up to 240 MHz, mounted multiple development ports, for / MicroPython supported. 2.Advanced Functionality:Detachable OV2640 camera sensor for 1600x1200 resolution, compatible with OV5640 camera sensor, integrating additional digital microphone. 3.Great Memory for more Possibilities:Offer 8MB PSRAM and 8MB FLASH, supporting SD card slot for external 32GB FAT memory. 4.Outstanding performance:Support 2.4GHz Wi-Fi and BLE dual wireless communication, support 100m+ remote communication when connected with U.FL antenna. 5. for Production:Breadboard-friendly & SMD design, no components on the back. XIAO ESP32S3 Sense is built around a highly-integrated, Xtensa processor ESP32-S3R8 SoC, which supports 2.4GHz WiFi and low-power Bluetooth BLE 5.0 dual-mode for multiple wireless applications. It has lithium battery charge management capability. As the advanced version of XIAO ESP32S3, this board comes with a plug-in OV2640 camera sensor for displaying full 1600x1200 resolution. The base of it is even compatible with OV5640 for supporting up to 2592x1944 resolution. The digital microphone is also carried with the board for voice sensing and audio recognition. SenseCraft AI provides pre-trained Artificial Intelligence (AI) models and no-code deployment to XIAO ESP32S3 Sense. Notes: 1.The pins are not included in this product 2.Due to different product batches, the appearance , which does not affect the use Colour:Photo Color Material:Plastic+PC Package Contents: 2 x ESP32S3 Sense Module 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.