12-channel effects mixer provides a comprehensive live sound solution ideal for applications like band rehearsals or smaller performances. Delivering unmatched sound quality, Pro FX12v2 features all-new Mackie Vita preamps, which are virtually noiseless and designed specifically for the highly-dynamic world of live sound. FX12v2 also includes the immensely powerful new Ready-FX effect engine, harnessing floating-point DSP to deliver 16 rich effects that elevate any performance. With a rugged steel chassis and unmatched sonic performance, Pro FX12v2 is truly the life of your live mix. Designed specifically for live sound, Vita preamps are virtually noiseless, featuring a discrete Class-A front end design, dual feedback stabilization and bias current optimization for unmatched low-noise performance.