Supercharge your music with the BOSS SL-20 Slicer. It can quickly turn your guitar, bass, keyboard, or vocals into a dynamic groove - making instrument. Select from 50 built - in Slice patterns. Try out the SL - 20's cool Harmonic Slicer feature to create rhythmic melodies, loop recordings, and amazing 3D panning effects.
Key Features:
- Instantly generate grooves and percussive melodies.
- 50 Slice patterns on board, with adjustable attack and duration, including Harmonic Slice.
- Use the onboard pedal switch for tap tempo, and it supports internal and MIDI sync.
- Control sound features like attack, duration, effect level, and direct level with an external Expression pedal (sold separately).
- Multiple output modes, including the unique 3D Panning for a wide - ranging sliced effect.


Using the BOSS SL - 20 Slicer is a breeze. First, connect your instrument like a guitar, bass, keyboard, or even a vocal source to the pedal. You can then start exploring the 50 built - in Slice patterns right away. Just press the onboard pedal switch to set the tempo. If you have an external Expression pedal (you'll need to buy it separately), you can use it to control aspects like attack, duration, and levels.
When trying out the Harmonic Slicer feature, play around with it to create different percussive melodies. Remember, you can also do loop recordings and use the 3D Panning for a more immersive sound.
As for maintenance, keep the pedal in a dry and clean place. Avoid exposing it to extreme temperatures or moisture. If there's dust on it, use a soft, dry cloth to gently wipe it off. And when you're not using it, unplug it to save power and prevent any potential electrical issues.