Uploaded February 2021 | Updated September 2026, 1 week ago

---

Following our previous video (youtu.be/jf6G5KKGvSo) about the online speech recognition capabilities of ESP32-S3, espressif.com/en/news/ESP32_S3, this video demonstrates the offline speech recognition capabilities of ESP32-S3, in a noisy environment. The ESP32-S3 microcontroller unit does not have any external DSP chips, and yet it features blind source separation (BSS), acoustic echo cancellation (AEC), and a wake-work engine (WWE). For more details, please contact our customer support team: espressif.com/en/contact-us/sales-questions