Hi there,
please refer to below links about the audio api. thanks.
https://labs.mediatek.com/zh-cn/download/7NPAutni
<LINK_TEXT text="http://labs.mediatek.com/api/linkit-one … ndex.html ">http://labs.mediatek.com/api/linkit-one/frames.html?frmname=topic&frmfile=index.html </LINK_TEXT>