which format?
You might be tempted to use a lossless format for optimum quality, but for simple voice calls that’s largely overkill; MP3 or AAC provide the same perceived quality with a vastly reduced file size.
You might be tempted to use a lossless format for optimum quality, but for simple voice calls that’s largely overkill; MP3 or AAC provide the same perceived quality with a vastly reduced file size.