The following recording format is available for MyVoice (Pro version).
・Recording Format
PCM(.wav)
MP4(.m4a)
3GPP(.3gp)
AAC ADTS(.aac)
AMR NB(.amr)
AMR WB(.awb)
MP4 HE-AAC(.m4a)
MP4 AAC-ELD(.m4a)
MP3(.mp3)
・Output the microphone input of the smartphone from the audio plug. Also at the same time recording.