Mastering Equipment Mastering is the final process in any audio production.
It refines the final mix by improving the overall sound, ensuring consistency across all songs on an album and preparing the production for distribution in the correct format.
The mastering process usually involves adjusting levels and balance, tweaking the stereo image, adjusting dynamics and checking for noise, clicks and other distracting elements.
The end result should ensure an optimal production that sounds its best on different formats and systems.