Featuring a robust body made of die-cast aluminum and a non-slip rubber pedal surface, this volume pedal offers reliable operation and excellent durability. This low-impedance model is compatible with stereo inputs and outputs from effects units and synthesizers. The FV-500H/FV-500L minimizes static friction for smooth pedal operation and reliable volume control. The pedal feel function also allows you to adjust the pedal torque. You can achieve your desired torque feel with just a Phillips screwdriver. Boss Effects 2018 Spring Volume Pedal Features: Low-impedance volume pedal. Product Code: 4957054400309. Category: Volume/Exponential Effect Pedal. Musical Instruments, Crafts, and Collections. Musical Instruments and Equipment. Guitar. Guitar Effects Pedal. JAN/ISBN Code: 4957054400309. Product Code: mt0009112.