Add some different effects to the music while performing with the Line 6 Constrictor guitar pedal. Choose any one from the three compressor models - Compact, Squeeze, and Mellow offered by this Line 6 compressor guitar effect pedal. The compact one gives light mid frequency boost, Squeez produces sound with 80s stompbox-style compression sound and the Mellow delivers classic tube compressor sound. The level feature of the Line 6 Constrictor guitar pedal adjusts the output volume and lets you enjoy loud and clear sound. Control the noise and surround sound with the noise gate of this Line 6 compressor guitar effect pedal. Even out the difference between your loud and quiet playing a bit with the sustain feature of this guitar effect pedal. This guitar effect pedal will make your live performance stand out.