This product is discontinued and no longer available.

Espressif ESP32 LyraT KIT

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MPN: ESP32-LyraT

Manufacturer: Espressif Systems

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Product Information

Product Description

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Designed for smart speakers and smart home applications, the ESP32-LyraT is a powerful, open-source development board that supports Espressif Systems’ Audio Development Framework (ADF).

This development board features the ESP-WROVER module and allows for the seamless development of dual-mode (Bluetooth + Wi-Fi) audio solutions. It also supports:

  • One-key Wi-Fi configuration
  • Wake-up button
  • Voice recognition
  • Voice wake-up
  • Cloud platform access
  • Audio player


The ESP32-LyraT provides a vast assortment of interactive voice functions, voice commands, and a rich peripheral set. These powerful features enable quick and efficient development for a wide-range of applications, such as: 

  • Wearables
  • Smart home applications
  • Industrial automation
  • Consumer electronics


  • Lossy and lossless compressed audio formats, including AAC, OGG, M4A, FLAC, OPUS, MP3, and more
  • One-key configuration and wake-up from the standby mode
  • Wi-Fi 802.11 b/g/n, Classic BT and BLE
  • SoftAP and Station mode
  • Various audio inputs, such as Wi-Fi, BT-audio, DLNA, Line-in, and more
  • Two microphones (for near-field and far-field voice recognition)
  • BLE network and smart network configuration
  • Peripherals for differentiated demands

Documents and Drivers


ESP32 LyraT User Guide


Baud Rate

3 Mbit/s


  • Micro SD Card
  • Audio Output
  • USB
  • Speaker


4 MB Flash+4 MB PSRAM



Power Supply

500 mA

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