NUX Octave loopOctave Loop Looper Pedal with -1 Octave EffectCreate a bass line with your guitar Octave Loop is a basic looper pedal but it comes with unlimited layers and up to 5 minutes of recording in high quality 24-bit uncompressed sound. You can plug the Octave Loop to any position on your setup, whether front or behind of your effect chain, the Octave Loop will playback your sound in the original quality.