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The ESP32-LyraTD-DSPG Audio Development Board by Espressif Systems is a powerful tool for engineers working on wireless communication and audio applications. Based on the ESP32-WROVER-B module and the DBMD5P DSP, it offers advanced Acoustic Echo Cancellation (AEC) for voice recognition, and supports near-field and far-field wake-up capabilities. The board features dual-mode connectivity with 802.11 b/g/n Wi-Fi and Bluetooth® Smart Ready 4.x at 2.4GHz, making it ideal for seamless integration into IoT and wireless projects. It supports decoding and encoding audio files in various formats such as WAV, MP3, AAC, FLAC, OPUS, and OGG without quality loss. The board is also compatible with voice assistants like Amazon AVS, Google Dialogflow, and Google Voice Assistant.