ESP32-S3 WiFi Video Module Overview

ESP32-S3 WiFi Video Transmission Module

WiFi Real-Time Video Transmission
AI Intelligent Visual Recognition
2-Megapixel HD Camera
AP+STA Dual-Mode Operation
Multi-Platform Host Compatibility
Official Espressif ESP32 Chip

Key Features

Multi-Platform Host Compatibility | AI Intelligent Vision | WiFi Real-Time Streaming

AI Visual Recognition
WiFi Wireless Video Transmission
Built-in ESP32-S3 Chip
2-Megapixel Camera
Multi-Host Compatibility
Cat & Dog Detection
Face Detection
Color Recognition
Human Recognition
QR Code Recognition
One-Click Firmware Download
Onboard Custom Button
I2C Communication Support
UART Communication Support
AP & STA Mode Support

Introduction

The ESP32-WiFi Video Transmission Module is a compact, cost-effective AI vision solution designed for rapid integration and secondary development. This product features a dual-board modular architecture, comprising a core processing board and a communication expansion board. The core board is equipped with an ESP32-S3 high-performance processor, integrated HD camera, pin headers, and a customizable function button, supporting WiFi video streaming, face recognition, color recognition, and various AI vision functions. With pre-installed firmware, users can experience AI vision capabilities straight out of the box. The communication board provides a Type-C interface for firmware programming and debugging, and integrates standard PH2.0 I2C and UART communication interfaces for convenient data exchange with peripheral devices.

WiFi Video & AI Vision Core Features

1. WiFi Real-Time Video Transmission

The module supports AP (Access Point) and STA (Station) dual operating modes. Users can connect via WiFi hotspot to view real-time HD video captured by the camera through a designated webpage or mobile app.

AP Hotspot Direct Connection Mode: The vision module creates a hotspot for mobile phone connection.
STA LAN Mode: The vision module actively connects to a specified WiFi hotspot.

2. AI Intelligent Visual Recognition

The module has built-in visual recognition functions based on color threshold segmentation algorithms and lightweight convolutional neural networks, capable of accurately identifying colors, faces, QR codes, and other targets within the field of view. Developers can flexibly switch recognition targets via UART or I2C communication commands.

Pet (Cat/Dog) Detection
Human Body Recognition
Color Recognition
Face Detection
QR Code Recognition

ESP32-S3 Camera Hardware Features

1. ESP32-S3 High-Performance Processor

Adopts the ESP32 high-performance 32-bit dual-core processor, providing powerful computing support for complex AI vision algorithms.

2. 2-Megapixel HD Camera

Equipped with a new HD camera module, resolution 1600×1200@30FPS, delivering clear and detailed imaging. Features CMOS image sensor technology with high sensitivity and low power consumption.

3. Rich Communication Interfaces

Integrated Type-C interface, I2C/UART communication interfaces supporting multiple communication protocols, capable of outputting face detection/color recognition coordinate data via communication interfaces.

4. Programmable Custom Button

Onboard system reset button and programmable custom button for users' custom function development needs.

5. Convenient Firmware Upgrade

Connect to computer via Type-C interface, supports one-click firmware upgrade for easy program download and debugging.

6. Compact Industrial-Grade Design

The ESP32-S3 WiFi Video Transmission Module features a compact and refined structure, flexible for embedding into various application scenarios, offering unlimited possibilities for AI creative projects.

Built-in ESP32 Chip

The video transmission module is developed based on the ESP32-S3 chip, integrating WiFi/Bluetooth dual wireless communication, featuring an onboard 2-megapixel camera and high-gain antenna, with standard UART and I2C interfaces. The module can operate as an independent minimum system, suitable for wireless video transmission, AI vision development, IoT AIoT, and various other applications.

Uses official Espressif ESP32 chip, delivering excellent performance and stable, reliable operation.

WiFi Dual Operating Modes

The ESP32-WiFi Video Transmission Module supports both AP mode and STA mode, allowing users to flexibly switch or simultaneously enable them according to actual application scenarios.

AP Mode (Hotspot Mode)

The video transmission module creates its own WiFi hotspot
Terminal devices such as phones or computers connect to this hotspot
Video streams and control data are transmitted through this hotspot

STA Mode (Station Mode)

A wireless router provides the WiFi network
The video transmission module connects to this WiFi network
Terminal devices such as phones or computers also connect to this network
Enables wireless transmission of video streams and control data

Web Camera Monitoring

(Insert web monitoring interface image here)

ESP32 WiFi Camera Wiring Diagram

1. ESP32 Video Transmission UART Communication Wiring Diagram

ESP32 Video Transmission Module to Raspberry Pi Wiring Diagram
ESP32 Video Transmission Module to Jetson Orin Wiring Diagram

2. ESP32 Video Transmission I2C Communication Wiring Diagram

ESP32 Video Transmission Module to Raspberry Pi Wiring Diagram
ESP32 Video Transmission Module to Jetson Orin Wiring Diagram

ESP32 WiFi Camera Application Scenarios

Suitable for various smart cars

ESP32-S3 Camera Hardware Interface

Interface Name	Description	Interface Name	Description
Type-C Interface	Serial communication, firmware programming	Female Header	Connects to ESP32 S3-Cam module
Custom Button	User-defined extended development	Reset Button	Press to restart program
I2C Interface	Secondary development interface, connects to host	UART Interface	Secondary development interface, connects to host

Camera Parameter
Camera	2 Megapixels
Field of View	Diagonal FOV D: 68°, Horizontal FOV H: 49.5°
Resolution	1600×1200@30FPS

Hardware Overview

ESP32-S3 WiFi Video Module Specifications

Processor

CPU Model	32-bit Dual-Core Processor
Clock Speed	240MHz
Performance	600 MIPS

Storage

RAM	8M SRAM
Flash	16MB

Camera

Pixel	2 Megapixels
Sensor Type	CMOS
Lens Type	Fixed-Focus Lens

Mechanical Parameters

Pin Header Pitch	2.54mm
Pin Header Length	8.5mm
Core Board Size	40 × 33 × 1.6 mm
Core Board Weight	7.8g
Communication Board Size	40 × 33 × 1.6 mm
Communication Board Weight	7.8g

Interfaces

USB	Type-C
UART	Supported
I2C	Supported

Electrical Parameters

Operating Voltage	5V
Operating Current	250mA

Wireless Communication

WiFi	2.4GHz 802.11 b/g/n
Operating Mode	AP Mode + STA Mode (Default)
Transmission Distance	≤20m

Antenna Parameters

Gain	3dBi
Type	Ceramic Antenna

ESP32-S3 WiFi Video Module Shipping List

Standard Edition

Video Transmission Core Board ×1
High-Gain Antenna ×1
4-Pin Dupont Wire (Female-to-Female) ×1

Standard Edition + Communication Board Kit

Video Transmission Core Board ×1
Communication Expansion Board ×1
High-Gain Antenna ×1
4-Pin PH2.0 Cable ×1
Type-C Data Cable (1 meter) ×1
Mounting Screws ×4