The Ernie Ball 6166 Mono Volume Pedal puts complete volume control right
at your feet! This quality volume pedal makes an excellent hands-free
alternative for players who like to ride the volume knob. Use it to
create amazing tonal textures in conjunction with other effects, or
perform classic pedal-steel swells with ease. The 6166 Mono Volume Pedal
uses a 250k ohm resistance for great performance with passive
instruments. It includes an internal taper switch that allows you to
select betwee two volume swell rates. A handy independent tuner output
allows for silent tuning when the 6166 Mono Volume Pedal is in the "heel
down" position.