Instant Audio Adrenaline Inject a shot of high-octane fuel into your music with the SL-20 Slicer. Instantly transform a guitar, bass, keyboard, or vocal into a pulsating groove instrument. Choose from 50 onboard Slice patterns or experiment with the SL-20's innovative Harmonic Slicer feature, which generates percussive melodies, Loop Record, and unique 3D Panning. Instant groove and percussive-melody generator 50 Slice patterns onboard, with adjustable attack and duration, including Harmonic Slice Tap Tempo via onboard pedal switch; internal and MIDI sync Sound characteristics such as attack, duration, effect level, and direct level are controllable via external Expression pedal (sold separately) Variety of output modes, including the unique 3D Panning for spacious sliced FX Groove and Melody Maker The SL-20 transforms your music into percussive "chopped" grooves. Fifty rhythmic patterns are onboard, with adjustable note attack and duration, plus amazing Harmonic Slice effects. Create high-energy patterns onstage in real-time, or use the SL-20 as a song writing and recording tool. Play the sliced sounds in real-time while capturing them with Loop Record. Flexible Control An internal tap-tempo feature is included, as well as the ability to sync to external MIDI clock. Sound characteristics of the SL-20 such as attack, duration, effect level, and direct level can be controlled by the onboard knobs or from an external Expression pedal. Universal FX The SL-20 is an addictive effect that inspires creativity. It's great for guitarists, but it's equally useful for other instrumentalists as well. Plug in a bass, keyboard, iPod, or any other instrument or music-playback device. DJs and dance-music artists will also love the SL-20 as a rhythmic-performance tool.