The ESP32-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