Uploaded January 2021 | Updated September 2026, 1 week ago

---

This is a demonstration of the speech recognition capabilities of ESP32-S3, espressif.com/en/news/ESP32_S3, both in a quiet and a noisy environment. In this video we have used an ESP32-S3 microcontroller unit featuring Amazon’s built-in Alexa Voice Service (AVS), blind source separation (BSS), acoustic echo cancellation (AEC), and a wake-work engine (WWE). This setup contains no external DSP chips. For more details, please contact our customer support team: espressif.com/en/contact-us/sales-questions