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  • ESP32-LyraT

    An open-source development board,

    supporting Espressif Systems’ ADF

    and featuring voice wake-up,

    a wake-up button and an audio player.

    Designed for smart speakers and

    smart-home applications.

ESP32-LyraT

Hardware Characteristics

ESP32-LyraT is an open-source development board for Espressif Systems’ Audio Development Framework (ADF). It is designed for smart speakers and smart-home applications.  The dev board consists  of the ESP32-WROVER-B module, a Micro SD card, expansion interfaces, touch buttons and several function keys.

Wide Applicability

With a great variety of voice commands, interactive voice functions and a rich peripheral set, ESP32-LyraT allows the fast development of applications relating to consumer electronics, wearables, smart home and industrial automation. 

Excellent Performance

It facilitates the quick and easy development of dual-mode (Bluetooth + Wi-Fi) audio solutions , also supporting  one-key  Wi-Fi configuration, a wake-up button, voice wake-up, voice recognition, cloud platform access, and an audio player.

开发板特性
• 支持多种主流压缩和无损音频格式，包括 M4A、AAC、FLAC、OGG、OPUS、MP3 等。
• 支持一键配置和待机唤醒。
• 支持 SoftAP 和 Station 模式。
• 支持各类无线标准：Wi-Fi 802.11b/g/n、经典蓝牙和 Bluetooth LE。
• 支持 Wi-Fi、BT-audio、DLNA、Line-in 等音源输入。
• 提供业内领先的 Bluetooth LE 配网和智能配网（如微信配网）等各种支持。
• 双麦克拾音：适用于近场以及远场语音识别应用的开发。
• 支持丰富的外设，助力实现产品差异化特性。
Key Supported Features:
• Various mainstream, both lossy and lossless, compressed audio formats, including M4A, AAC, FLAC, OGG, OPUS, MP3, etc.
• One-key configuration and wake-up from the standby mode.
• SoftAP and Station mode.
• Various wireless protocols：Wi-Fi 802.11b/g/n, Classic BT and Bluetooth LE.
• A series of audio inputs, including Wi-Fi, BT-audio, DLNA, Line-in, etc.
• Bluetooth LE network configuration, and smart network configuration with apps, such as WeChat.
• Two microphones for the development of near-field and far-field voice recognition applications.
• Peripherals for differentiated demands.
ESP32-LyraT Getting Started Guide
Read the Getting Started Guide
Audio Development Framework
Visit the ADF Webpage
ESP32-LyraT Development Board
Purchase the Board