SKU:WSAL32185

ESP32-S3 AI Smart Speaker Development Board, Onboard Dual Microphone Array, Supports Noise Reduction And Echo Cancellation, Surround RGB Lighting, Supports Connecting External LCD Displays And Cameras

ESP32-S3 AI Smart Speaker Development Board

Dual microphones | AI Speech | Surround RGB Lighting

Supports Noise Reduction And Echo Cancellation. Onboard LCD and DVP interfaces for connecting external displays and cameras

Features

TheESP32-S3-AUDIO-Board is based on the ESP32-S3 with 2.4GHz Wi-Fi and Bluetooth 5 (LE) support, integrates high-capacity Flash and PSRAM, built-in dual microphones, speaker, surround RGB LEDs, onboard multiple interfaces. It enables the rapid development of smart devices such as AI speakers, voice interaction systems, HMI screens and camera applications.

• High-performance MCU: Adopts ESP32-S3R8 module with Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency
• Wireless Connectivity: Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with onboard antenna
• Storage Resources: Integrated 512KB SRAM, 384KB ROM, 8MB PSRAM, and external 16MB Flash memory
• Voice Interaction: Dual microphone array with noise reduction and echo cancellation, suitable for accurate speech recognition and near/far-field wake-up
• Clock Management: Integrated PCF85063 RTC chip, supports power-off time retention for alarm, scheduled task, and wake-up functions
• Colorful Lighting Effects: Onboard 7x surround RGB LEDs, programmable for a variety of dynamic effects
• HMI Interfaces: Multiple reserved buttons and battery switch for customized function development
• Expansion Interfaces:
  • SPI LCD display interface (FPC connector / pin header)
  • DVP camera interface (24pin connector)
  • USB, I2C, and some I/O pins (compatible with display interface I/O pins)
• Multimedia Features: Onboard audio decoding chip, dual microphones and speaker header
• Storage Expansion: Onboard TF card slot for storing audio files, etc.
• Power Management: Built-in battery recharge management module, supports multiple power modes and low-power applications

Version Options

ESP32-S3-AUDIO-Board-ENStandard version, without Lithium battery

ESP32-S3-AUDIO-BoardComes with a MX1.25 3.7V Lithium battery(can be installed inside the case)

Onboard Audio Input/Output

Supports high-quality audio processing, providing clear and high-quality audio input and output. Equipped with the offline voice model we provided to realize device control via customizable shortcut commands

Supports AI Speech Interaction

Allows access to online large model platforms such as DeepSeek, Doubao, etc

Supports external LCD displays & cameras

Onboard LCD interface, compatible with Waveshare 1.47inch / 2inch / 2.8inch / 3.5inch LCDs and other SPI displays. Onboard DVP interface, compatible with ESP32 OV2640 / OV5640 cameras

* for reference only, please refer to the Package Content for the detailed part list.

What's On Board

1. ESP32-S3R8 dual-core processor, up to 240MHz operating frequency
2. TCA9555PWRGPIO expander chip
3. PCF85063 RTC chip
4. Buttons
5. USB Type-C port
6. Charge indicatorLithium battery charge indicator, lights up when charging, off when fully charged (the light status is uncertain when the battery is not connected)
7. Battery switch
8. 18PIN display interfacefor connecting to displays with corresponding pinout
9. Camera interfacefor connecting to cameras with corresponding pinout
10. TF card slot
11. Microphones
12. PIN headerCompatible with display interface I/O pins

13. IPEX1 connectorfor connecting external antenna, enabled via resoldering an onboard resistor
14. Onboard ceramic antenna
15. Amplifier chip
16. ES8311 chip
17. 16MB flash
18. RTC battery headerfor connecting rechargeable RTC battery
19. ES7210 chip
20. MP1605GTF-Zpower module, supports up to 3.3V 2A output
21. Battery recharge manager
22. 7x surround RGB LEDs
23. MX1.25 battery headerMX1.25 2PIN connector, for 3.7V Lithium battery, supports charging and discharging
24. Speaker header

Interfaces Definition

Outline Dimensions

Resources & Services

Wiki:www.waveshare.com/wiki/ESP32-S3-AUDIO-Board

Lieferumfang

* the MX1.25 3.7V Lithium battery is optional.

1. ESP32-S3-AUDIO-Board x1
2. OPTIONAL Lithium battery x1

1

2

• Vendor:

  WaveShare

• Tags: Brand_waveshare,  Cat_board,  Cat_communication,  Cat_expansion,  Cat_iot,  Cat_kit,  Compat_arduino,  Compat_esp32,  Compat_raspberry_pi,  Iface_wifi,  Platform_arduino,  Platform_esp32,  Platform_raspberry_pi,  Sub_bluetooth,  Sub_development_boards,  Sub_esp32_s3,  Sub_short_range_wireless,  Topic_ai,  Topic_fpga,  Topic_mcu,  Use_ai_chat