Uploaded audio files must be stereo with one speaker on each channel. This is an information we need in order to setup your account, either:
leftchannel is the customer,
rightis the brand
leftchannel is the brand,
rightis the customer
Format can be
wav... Any format supported by ffmpeg should be fine.
Naming the audio file
The name of the audio, without extension, is expected to be found in the metadata file.
my_call.mp3 should be accompanied by either: