# Seeed XIAO ESP32S3 Plus > Ultra-compact ESP32-S3 development board with OV2640 camera, digital microphone, 8MB PSRAM, 8MB flash, WiFi 802.11 b/g/n, BLE 5.0, extended GPIO, and battery charging — ideal for AI and IoT edge projects. ## Quick Facts - **Brand:** Seeed Studio - **Board Type:** dev-board - **Price:** ~$10.99 - **Product Readiness:** developer - **CPU:** ESP32-S3 - **CPU Architecture:** Xtensa LX7 - **CPU Cores:** 2 - **PSRAM:** 8MB - **Flash:** 8MB - **USB:** USB-C - **Power:** 5V - **Operating Voltage:** 3.3V - **Antenna:** Built-in PCB antenna ## Connectivity - **Wifi:** 802.11 b/g/n - **Bluetooth:** BLE 5.0 ## Open Source - **Firmware:** Yes - **Schematics:** Yes - **PCB Layout:** No ## Compatible Firmware arduino, esp-idf, micropython, circuitpython ## Use Cases - tinyml - edge-ai - computer-vision - voice-recognition - wearable - iot-sensor-node - rapid-prototyping - security-camera ## Components - **ESP32-S3** (MCU): Espressif ESP32-S3 with Xtensa LX7 dual-core processor at 240MHz, 8MB PSRAM, WiFi and BLE 5.0 connectivity, with vector instructions for AI/ML acceleration — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.espressif.com%2Fsites%2Fdefault%2Ffiles%2Fdocumentation%2Fesp32-s3_datasheet_en.pdf&ref=openhardware.directory&product=xiao-esp32s3-plus&source=md-export) - **OV2640** (Camera): OmniVision OV2640 2-megapixel CMOS camera sensor capable of 1600x1200 resolution, connected via DVP interface for image capture and computer vision — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwww.uctronics.com%2Fdownload%2Fcam_module%2FOV2640DS.pdf&ref=openhardware.directory&product=xiao-esp32s3-plus&source=md-export) - **MSM261S4030H0R** (Audio): MEMSensing MSM261S4030H0R digital MEMS microphone with PDM output for voice recognition and audio capture applications — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwiki.seeedstudio.com%2Fxiao_esp32s3_getting_started%2F&ref=openhardware.directory&product=xiao-esp32s3-plus&source=md-export) - **JST 1.25mm** (Connector): JST SH 1.25mm pitch connector for LiPo battery with built-in charging circuit for portable and battery-powered deployments — [Datasheet](https://openhardware.directory/r?to=https%3A%2F%2Fwiki.seeedstudio.com%2Fxiao_esp32s3_getting_started%2F&ref=openhardware.directory&product=xiao-esp32s3-plus&source=md-export) ## Protocols - **I2C** - **SPI** - **UART** - **GPIO** - **ADC** - **USB OTG** ## Description # Seeed XIAO ESP32S3 Plus The XIAO ESP32S3 Plus is an enhanced version of Seeed Studio's popular XIAO ESP32S3 Sense, featuring an extended GPIO layout while maintaining the ultra-compact XIAO form factor. It packs an ESP32-S3 with 8MB PSRAM and 8MB flash, an OV2640 camera module, a digital microphone, WiFi, and BLE 5.0 into a tiny board. ## Key Features - **ESP32-S3 dual-core** processor with vector instructions for AI acceleration - **8MB PSRAM + 8MB flash** for demanding applications like image processing and TinyML - **OV2640 camera module** for image capture and computer vision projects - **Digital MEMS microphone** for audio capture and voice recognition - **Extended GPIO** compared to standard XIAO — more pins broken out for greater flexibility - **WiFi 802.11 b/g/n** (2.4 GHz) and **Bluetooth 5.0 LE** connectivity - **Battery charging circuit** with JST connector for portable/battery-powered projects - **USB-C** for programming, power, and native USB (OTG) support - **Ultra-compact form factor** — thumb-sized board compatible with the XIAO ecosystem of carrier boards and accessories ## Development The XIAO ESP32S3 Plus supports Arduino IDE, ESP-IDF, MicroPython, and CircuitPython. The rich ESP32-S3 ecosystem means access to thousands of libraries and examples for WiFi, BLE, camera, TensorFlow Lite, and more. ## Use Cases With its camera, microphone, wireless connectivity, and generous memory, the XIAO ESP32S3 Plus is well-suited for TinyML and edge AI projects, security cameras, voice assistants, wearables, environmental monitoring, and compact IoT nodes where space is at a premium. ## Where to Buy - [OpenELab](https://openhardware.directory/r?to=https%3A%2F%2Fopenelab.io%2Fproducts%2Fseeed-studio-xiao-esp32s3-plus&ref=openhardware.directory&product=xiao-esp32s3-plus&source=md-export) — $10.99 - [Seeed Studio](https://openhardware.directory/r?to=https%3A%2F%2Fwww.seeedstudio.com%2FSeeed-Studio-XIAO-ESP32S3-Plus-p-6361.html&ref=openhardware.directory&product=xiao-esp32s3-plus&source=md-export) — $10.99 ## Resources - [product](https://openhardware.directory/r?to=https%3A%2F%2Fwww.seeedstudio.com%2FSeeed-Studio-XIAO-ESP32S3-Plus-p-6361.html&ref=openhardware.directory&product=xiao-esp32s3-plus&source=md-export) - [github](https://openhardware.directory/r?to=https%3A%2F%2Fgithub.com%2FSeeed-Studio%2Fwiki-documents&ref=openhardware.directory&product=xiao-esp32s3-plus&source=md-export) - [wiki](https://openhardware.directory/r?to=https%3A%2F%2Fwiki.seeedstudio.com%2Fxiao_esp32s3_getting_started%2F&ref=openhardware.directory&product=xiao-esp32s3-plus&source=md-export) ## Tags `esp32-s3`, `xiao`, `camera`, `microphone`, `tinyml`, `compact`, `seeed-studio`, `ov2640` ## Images ![Seeed XIAO ESP32S3 Plus](https://nbg1.your-objectstorage.com/openhardware-directory/entities/xiao-esp32s3-plus/ed5c68e08d6c.jpg) --- [View full device page](https://openhardware.directory/devices/xiao-esp32s3-plus)