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 @ 2da33ece947a0b0188a0803102017b15ff67b9ae - Tochtech Git Service

Kathy Zhu 2da33ece94 aec and volume buttons implemented		2 hete
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__idf_espressif__esp-dsp.dir	2da33ece94 aec and volume buttons implemented	2 hete