smarttalk/2_way_Tochie: Development board: Waveshare ESP32-S3-AUDIO-Board SDK: ESP32 ADF Objectives: Auto answer SIP call Acoustic Echo Cancellation - shall have no echo using built-in louder speaker Noise reduction with far-field microphone array – pick up audio clearly at least 2 meters away @ a0dd5fc7809f648d8767fc21fa1a50df9a9249bc - Tochtech Git Service

Kathy Zhu a0dd5fc780 cleaned up and shortened echo at the beginning		2 hete
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__idf_esp_timer.dir	a0dd5fc780 cleaned up and shortened echo at the beginning	2 hete