Seeed Studio XIAO ESP32 S3 Sense Development Board Wi Fi BLE Camera Microphone 8MB PSRAM FLASH for AIoT Embedded ML Projects
SPECIFICATIONS
Brand Name: seeed studio
Choice: yes
High-concerned chemical: none
Model: ESP32-S3 Sense
Origin: Mainland China
Type: ESP Series
Seeed Studio XIAO ESP32-S3 Sense MCU Board
Powerful MCU Board: Incorporate the ESP32-S3 32-bit, dual-core, Xtensa processor chip operating up to 240 MHz, mounted multiple development ports, Arduino / MicroPython supported
Advanced Functionality: Detachable OV3660 camera sensor for 2048*1536 resolution, compatible with OV5640 camera sensor, integrating additional digital microphone
Great Memory for more Possibilities: Offer 8MB PSRAM and 8MB FLASH, supporting SD card slot for external 32GB FAT memory
Outstanding RF performance: Support 2.4GHz Wi-Fi and BLE dual wireless communication, support 100m+ remote communication when connected with U.FL antenna
Thumb-sized Compact Design: 21 x 17.8mm, adopting the classic form factor of XIAO, suitable for space-limited projects like wearable devices
Pre-trained Al models from SenseCraft AI for no-code deployment
Image processing
Speech Recognition
Video Monitoring
Wearable devices
Smart Homes
Health monitoring
Education
Low-Power(LP) networking
Rapid prototyping
Specification
Product |
Seeed Studio XIAO ESP32-S3 |
Seeed Studio XIAO ESP32-S3 Sense |
Processor |
ESP32-S3R8 Xtensa LX7 dual-core,32-bit processor that operates at up to 240 MHZ |
|
Wireless |
Complete 2.4GHz Wi-Fi subsystem Bluetooth Low Energy 5.0 / Bluetooth Mesh |
|
Built-in Sensors |
/ |
1x OV3660 camera sensor 1x Digital Microphone |
Memory |
On-chip 8MB PSRAM & 8MB Flash |
On-chip 8MB PSRAM & 8MB Flash Onboard SD Card Slot, supporting 32GB FAT |
lnterface |
1x UART 1x IIC 1x SPI 11x GPIO(PWM) 9x ADC 1x User LED 1x Charge LED 1x Reset button 1x Boot button |
1x UART 1x lIC 1x lIS 1x SPI 11x GPIOs (PWM) 9x ADC 1x User LED 1x Charge LED 1x B2B Connector(with 2 additional GPIOs) 1x Reset button 1x Boot button |
Dimensions |
21 x 17.8mm |
21 x 17.8 x 15mm (with expansion board) |
|
Power(Typ.) |
Input voltage (Type-C): 5V lnput voltage (BAT): 3.7V |
|
|
Circuit operating Voltage: - Type-C:5V@19mA - BAT: 3.8V@22mA |
Circuit operating Voltage: -Type-C: 5V@38.3mA - BAT: 3.8V@43.2mA (with expansion board) |
|
/ |
Webcam Web application: - Type-C: - - Average power Consumption: 5V/~140mA - - Peak power consumption(Image Capture): 5V/~347mA - Battery: - - Average power Consumption: 3.8V/~155mA - - Peak power consumption(Image Capture): 3.8V/~366mA |
|
/ |
Microphone recording & SD card writing: - Type-C: - - Average power consumption: 5V/54.58mA - - Peak power consumption: 5V/86.7mA - Battery: - - Average power consumption: 3.8V/64.5mA - - Peak power consumption: 3.8V/109.3mA |
|
50mA(Fast) / 3.8mA(Trickle) | ||
|
Low Power Consumption Model(Typ.) (Supply Power: 3.8V) |
Modem-sleep Mode: 27mA Light-sleep Mode: 2mA Deep Sleep Mode: 14μA |
Modem-sleep Mode: 44mA Light-sleep Mode: 5mA Deep Sleep Mode: 3mA |
Wi-Fi Enabled Power Consumption(Typ.) |
Active Mode: 100 mA |
Active Mode: 110 mA (with expansion board) |
BLE Enabled Power Consumption(Typ.) |
Active Mode: 85 mA |
Active Mode: 102 mA (with expansion board) |
Working Temperature |
-20°C ~65°C |
|
Hardware Overview
Note: There are two additional GPIO on the plug-in camera sensor board linking to the microphone. If you want to apply these two external IO, the microphone should not be used at the same time.
Top
Bottom
Pinout







- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
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- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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