What is the "Reference Bass," Control in the Expert Reference Mastering Options Section? Collin Updated April 18, 2022 18:18 The "Reference Bass," option of the reference mastering engine dictates how loud your song's bass should be. "Low," has less bass elements present, while "High," boosts the bass frequencies even further. Certain genres / styles prefer less bass, while others prefer more. We allow you to customize the reference bass amounts to ensure no matter your genre or style we want you to be able to end up with a low end that fits your vision and creative goals! Share this article Was this article helpful? Yes No