ESP32-LYRAT in ESP32 Family
The ESP32-LYRAT family by Espressif Systems is a series of open-source hardware development boards designed specifically for audio applications. Based on the ESP32 dual-core SoC, these boards integrate hardware for high-quality audio processing, including dedicated codecs, digital microphones, and support for external speakers. They provide a comprehensive platform for developing Wi-Fi and Bluetooth-connected audio solutions, leveraging the ESP-ADF (Audio Development Framework) for streamlined integration of voice recognition, music streaming, and VoIP features.
Variants in This Sub-Family
Variants within the ESP32-LYRAT sub-family primarily differ in form factor and audio output configuration. The standard ESP32-LYRAT provides dual-channel stereo output and a wider array of physical interface buttons, while the ESP32-LYRAT-MINI offers a more compact, single-channel mono design optimized for space-constrained applications. Some versions may also vary in the specific audio codec chip utilized or the inclusion of additional peripheral headers for expanded hardware prototyping.
