ESP32-S3 AI Camera Module

The ESP32-S3 AI Camera combines a wide-angle IR camera, microphone and speaker with edge AI processing and Wi-Fi connectivity — ideal for smart monitoring, security, and voice-enabled IoT projects.

The ESP32-S3 AI Camera is an intelligent camera module built around the ESP32-S3 chip, designed for efficient video processing, edge AI tasks and voice interaction. It features a wide-angle infrared camera, along with an onboard microphone and speaker, making it well suited to applications such as electronic peepholes, baby monitors and licence plate recognition. With built-in AI processing and Wi-Fi connectivity, the module supports edge-based image recognition as well as interaction with online AI models. It integrates easily into IoT systems, making it a practical choice for projects ranging from security and surveillance to smart devices and AI assistants. Please note: the Gravity interface of V1.1 version has 3.3V output, so please do not connect to the input power supply. Features

* Edge AI processing using the ESP32-S3 neural network engine

* Supports on-device image recognition with platforms including Edge Impulse, YOLOv5 and OpenCV

* Enables object detection and image classification without relying on the cloud

* Supports voice-controlled commands through ChatGPT integration

* Combines local AI processing with cloud-based model interaction for flexible IoT deployments

* Includes extensive documentation and example code, covering:

* Camera setup, video streaming and audio recording

* Image recognition and object classification

* OpenCV contour detection

* OpenAI integration for voice and image recognition

* Custom AI model training with Edge Impulse

* Integrated microphone and amplifier for:

* Voice recognition (ASR)

* Interactive dialogue using ChatGPT

* Voice-controlled automation and hands-free device management

* 160° wide-angle infrared camera with infrared illumination

* Built-in light sensor for automatic adaptation to lighting conditions

* Suitable for 24/7 monitoring, including low-light and evening use

* Ideal for baby monitoring, security surveillance and smart home systems

* Wireless connectivity via Wi-Fi and Bluetooth LE 5

* Supports remote video access and system control from mobile or connected devices

* Suitable for real-time monitoring, smart automation and remote surveillance applications

* Various AI capabilities

* Edge image recognition (based on EdgeImpulse)

* Online image recognition (OpenCV, YOLO)

* Online large models for voice and image (ChatGPT)

* Equipped with a wide-angle night vision camera, infrared illumination, and all-day usability

* Onboard microphone and amplifier for voice interaction

* Offers a variety of AI models, with tutorial support for quick learning

Specifications

* Operating Voltage: 3.3V

* Type-C Input Voltage: 5V DC

* VIN Input Voltage: 3.7-15V DC

* Operating Temperature: -10~60°C

* Module Size: 42*42mm

* OV3660: 160° wide-angle infrared camera

* IR: Infrared illumination (IO47)

* MIC: I2S PDM microphone

* LED: Onboard LED (IO3)

* ALS: LTR-308 ambient light sensor

* ESP32-S3: ESP32-S3R8 chip

* SD: SD card slot

* Flash: 16MB Flash

* VIN: 3.7-15V DC input

* HM6245: Power chip

* Type-C: USB Type-C interface for power and code uploading

* Gravity

* +: 3.3V

* -: GND

* 44: IO44/TX

* 43: IO43/RX

* RST: Reset button

* BOOT: BOOT button (IO0)

* SPK: MX1.25-2P speaker interface

* MAX98357: I2S amplifier chip

* Camera Specifications

* Sensor Model: OV3660

* Pixels: 3 Megapixels

* Sensitivity: Visible light, 940nm infrared

* Field of View: 160°

* Focal Length (EFL): 0.95

* Aperture (F/No.): 2.0±5%

* Distortion: ＜8%

Resources

* Wiki

* OpenAI Image Q&A Demo Code

* OpenAI Real-Time Communication/Demo for ESP-IDF

Package Contents

* 1x ESP32-S3 AI CAM development board (with camera)

* 1x Speaker

* 1x Gravity-4P I2C/UART sensor connection cable