ESP32S3-CAM Development Board ESP32-S3R8 WiFi Bluetooth Wireless Video Transmission Module OV3660 OV2640 Camera

ESP32S3-CAM Development Board (ESP32-S3R8 Chip, OV2640/OV3660 Camera Support)

ESP32S3-CAM Document Center Materials：

https://emakefun.github.io/emakefun-docsify/#/zh-cn/esp32/esp32s3-cam/README_zh

Product Overview

ESP32S3-CAM is a compact wireless camera module built around Espressif's original ESP32-S3R8 chip. It can operate independently as a minimal system with battery power, featuring an ultra-small form factor of just 30.4×38.4×4.5mm. Optimized from existing ESP32S3-CAM designs, it resolves common issues like external download adapters, excessive heat generation, and instability. It maintains full compatibility with standard ESP32S3-CAM usage, with abundant online tutorials available for direct reference.

Key Features

Uses genuine Espressif ESP32-S3R8 chip, with onboard antenna and IPEX antenna seat

Built-in 384KB ROM, 520KB SRAM, 8MB PSRAM, plus 8MB external SPI FLASH

Direct Type-C USB interface to ESP32S3 chip, no extra download adapter needed

Input voltage: 5V 1A via Type-C; 3.7V battery pad with onboard charging circuit on the back

Reserved PH2.0 interface on the back for peripheral communication or power supply

Onboard RESET and BOOT buttons for easy operation

Micro-SD card slot in MMC mode for data storage

Supports OV2640 and OV3660 cameras, with 2 built-in LED flashlights

Compact size: 30.4×38.4×4.5mm, with 2×8pin 2.54mm pitch headers

【Pro AI Performance】 ESP32-S3 chip with 8MB PSRAM + 8MB Flash and Vector AI acceleration. With OV3660, delivers smoother video and faster face/object recognition than standard ESP32-CAM.

【USB-C Plug & Play】 Integrated Type-C for direct flash and power / charge. No external USB-TTL base or breadboard wiring required. Just plug and play for instant development.

【100% Code Compatible】 Seamlessly works with existing ESP32-CAM libraries and Arduino sketches. Zero code migration—instantly upgrade your old projects to the S3 era.

【Built-in Battery Support】 Onboard 3.7V lithium battery charging circuit and PH2.0 interface. Perfect for wire-free portable security cameras and low-power IoT prototypes.

【Industrial Grade Stability】 Optimized thermal design for 24/7 streaming. Features dual LED flash and Micro-SD slot (up to 32GB) for high-reliability local video recording.

Pin Labeling

Board size dimension

Onboard ceramic antenna and IPEX antenna switching

Download the schematic