The StudioLive® 64S is a 64-channel mixer that brings the power of a large-format console to small-format digital mixing. Powered by the quad-core PreSonus® FLEX DSP Engine, the StudioLive 64S digital mixer is equipped with 76 mixing channels, 43 mix buses, and 526 simultaneous processors, including 8 stereo reverberation systems, and with Fat Channel plug-in models on every input channel and mix bus. With 128 (64x64) channels of USB recording, 128 channels of AVB I/O, flexible routing options, and the studio-grade audio quality that made StudioLive mixers famous, the StudioLive 64S delivers a truly exceptional mixing experience that's in a class of its own.