Waveshare ESP32-S3 High-Performance Dev Board Case B w/ 3.49" IPS Touch
Waveshare ESP32-S3 High-Performance Dev Board Case B w/ 3.49" IPS Touch - Image 2
Waveshare ESP32-S3 High-Performance Dev Board Case B w/ 3.49" IPS Touch - Image 3
SKU: IOWC-0974
📋 GST Invoice Available

Waveshare ESP32-S3 High-Performance Dev Board Case B w/ 3.49" IPS Touch

₹3,779.00 (Inclusive of all taxes)
Out of Stock

The Waveshare ESP32-S3 High-Performance Development Board Case B integrates a dual-core ESP32-S3R8 SoC with a 3.49-inch IPS capacitive touchscreen, 8MB PSRAM, and 16MB Flash, providing a powerful platform for AIoT, interactive UI, and wireless applications using ESP-IDF, Arduino IDE, or MicroPython.

Features

  • Dual-core ESP32-S3R8 processor running at up to 240 MHz with integrated 2.4 GHz Wi-Fi and Bluetooth 5.0 LE for robust wireless connectivity.
  • 3.49-inch IPS capacitive touch display with 172×640 resolution enables vibrant, interactive user interfaces for smart devices.
  • Generous 8MB PSRAM and 16MB Flash memory support complex AI algorithms, voice recognition, and data-intensive applications.
  • Comprehensive sensor suite includes a dual-mic array with noise cancellation, 6-axis IMU, RTC, and high-quality audio codec.
  • Versatile expansion via 22-pin GPIO header, USB-C for power/programming, and a TF card slot for external storage.

Out of stock

Description

The Waveshare ESP32-S3 High-Performance Development Board (Case B) is a feature-rich AIoT platform centered on Espressif’s ESP32-S3R8 dual-core Xtensa LX7 processor. It delivers high-performance computing at up to 240 MHz, paired with ample 8MB PSRAM and 16MB Flash, making it suitable for machine learning inference, audio processing, and complex firmware.

Wireless connectivity is handled by the integrated 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5.0 Low Energy radio, enabling seamless IoT device integration and communication. The board’s standout feature is its integrated 3.49-inch IPS capacitive touchscreen, providing a high-quality visual interface for control panels, status displays, and interactive prototypes without external wiring.

Engineered for advanced applications, the board includes a dual-microphone array with beamforming and noise reduction for voice commands, a 6-axis IMU for motion sensing, a precise RTC, and a premium audio codec. Power is supplied via the USB-C port, which also serves as the serial programming interface, supporting development with ESP-IDF, Arduino core, and MicroPython.

Key Features

  • High-performance dual-core ESP32-S3R8 microcontroller with up to 240 MHz clock speed for demanding IoT tasks.
  • Integrated 3.49-inch IPS capacitive touch display with 172x640 resolution for crisp visuals and intuitive touch control.
  • Robust wireless suite featuring 2.4 GHz Wi-Fi 802.11 b/g/n and Bluetooth 5.0 LE for local networking and device pairing.
  • Advanced audio and sensor peripherals: dual-mic array with AEC/ANS, 6-axis IMU (accelerometer + gyroscope), and high-fidelity audio codec.
  • Substantial memory configuration with 8MB PSRAM and 16MB Flash to handle AI models, voice data, and large application firmware.
  • Convenient expansion options through a 22-pin GPIO header, microSD (TF) card slot, and USB-C for power, data, and programming.
  • Onboard real-time clock (RTC) chip ensures accurate timekeeping for time-stamped data logging and scheduled operations.
  • Compact and integrated design (98mm x 35mm) reduces prototyping complexity, providing a complete system-on-module with display.

Applications

  • Interactive smart home control panels and automation hubs with touchscreen interfaces.
  • AI-powered voice assistants and devices utilizing onboard microphone array and audio processing.
  • Portable data loggers and handheld instruments with display for real-time sensor visualization.
  • Prototyping for wearable tech and fitness devices leveraging the IMU and Bluetooth connectivity.
  • Industrial HMI (Human-Machine Interface) units for monitoring and controlling IoT equipment.

Technical Specifications

Microcontroller/SoCESP32-S3R8 (Xtensa LX7 Dual-Core)
Wireless ProtocolsWi-Fi 802.11 b/g/n (2.4 GHz), Bluetooth 5.0 LE
Display3.49-inch IPS Capacitive Touch, 172 x 640 pixels
Processor FrequencyUp to 240 MHz
PSRAM8 MB
Flash Memory16 MB
SRAM512 KB + 384 KB
Audio InputDual Microphone Array (with AEC/ANS)
Sensors6-axis IMU (Accelerometer + Gyroscope), RTC
Expansion Interfaces22-pin GPIO Header, TF Card Slot, USB-C
Supply Voltage5V via USB-C
Dimensions (L x W)98 mm x 35 mm
Weight53 g

Frequently Asked Questions

How do I program the Waveshare ESP32-S3 board and which development frameworks are supported?

You can program the board using Espressif's official ESP-IDF framework, the Arduino Core for ESP32-S3 via the Arduino IDE, or MicroPython. Connect the board via the provided USB-C port to your computer. Install the necessary board definitions and drivers, then select the correct COM port and target (e.g., 'ESP32S3 Dev Module') in your chosen IDE to begin flashing your firmware.

What is the purpose of the dual microphone array and how can I use it for voice recognition?

The dual microphone array supports beamforming, noise reduction, and acoustic echo cancellation, enhancing audio input quality for voice applications. To use it, you must utilize Espressif's ESP-ADF (Audio Development Framework) or ESP-SR (Speech Recognition) SDK within ESP-IDF. These libraries provide APIs to capture audio, perform wake-word detection, and run speech-to-text inference, leveraging the board's PSRAM for model storage.

Can I power this board with a battery, and what are the power consumption characteristics?

This specific 'Case B' variant does not include an onboard battery connector or charging circuit. It is designed for USB-C power supply (5V). For battery operation, you would need to provide an external 3.3V-5V regulated source via the GPIO pins. The ESP32-S3 supports various low-power sleep modes; consult the datasheet for specific sleep current figures to optimize battery life in your application.

Package Includes

  • 1 x Waveshare ESP32-S3 High-Performance Development Board Case B (without Battery)

Additional Information

Weight 0.053 kg
Dimensions 9.8 × 3.5 cm

Related Products

Image
Out of Stock

Waveshare IMX327 2MP IR-CUT Starlight Camera for Raspberry Pi

4,459.00
Learn More
Image
Out of Stock

Waveshare Stepper Motor HAT for Raspberry Pi, Dual DRV8825

2,159.00
Learn More
Image
Out of Stock

Waveshare ESP32-S3 4.3B 800x480 Touch LCD Dev Board Type B

4,829.00
Learn More
Image
Out of Stock

Waveshare XNUCLEO-F103RB STM32 NUCLEO Development Board

4,079.00
Learn More
Image
Out of Stock

Waveshare Ethernet/USB HUB BOX for Pi Zero Series

1,509.00
Learn More
Image
Out of Stock

Waveshare Stripe Aluminum Cooling Case for RDK X3

1,439.00
Learn More
Image
Out of Stock

Waveshare Metal Case for VisionFive2 Board with Cooling Fan

1,509.00
Learn More
Image
Out of Stock

Waveshare ESP32-S3 4.3inch Capacitive Touch Display Board

4,119.00
Learn More
Image
Out of Stock

Waveshare IMX290 2MP Camera Module (A) for Raspberry Pi

5,769.00
Learn More
Image
Out of Stock

Waveshare USB AVR JTAGICE XPII Programmer & Debugger

11,859.00
Learn More
Image
Out of Stock

Waveshare Open405R-C Package A, STM32F4 Dev Board

8,089.00
Learn More
Image
Out of Stock

Waveshare Aluminum Alloy Case for Raspberry Pi 4 B, CNC

2,379.00
Learn More