Ultra-high quality KLARK TEKNIK FX processor with 100 presets including reverb, chorus, flanger, delay, pitch shifter and various multi-effects * Built-in stereo USB/Audio Interface to connect directly to your computer; Free audio recording, editing and podcasting software plus 150 instrument/effect plug-ins downloadable at behringer; com * Studio-grade compressors with super-easy "one-knob" functionality and control LED for professional vocal and instrumental sound