The Maserati ACG created in collaboration with multi-Platinum mixing which recreates the processing chain heard on hits by Beyoncé, Jason Mraz, and sting. The ACG is a comprehensive tool to help gain ultimate control and energy boost from a variety of acoustic guitar types. The ACG 1 setting allows you to maximize level and sculpt your top and bottom. ACG 2 setting has more built-in compression for bringing out the subtleties in a live performance. Both have appropriate room settings available to be dialed in at varying levels.