b'PEDALS250K MONO VPP06166Ernie Balls original full-size mono volume pedal features a super smooth foot sweep for precise volume control and is perfectly voiced for passive audio signals. Directly behind the input jack under the footplate is a micro taper switch which provides the user two distinct volume swell rates. The Ernie Ball VP 250ks rugged construction consists of aircraft grade aluminum housing that is virtually indestructible.500K STEREO VOLUME PAN/PEDALP06165The Ernie Ball 500k Stereo Volume Pedal features a 500k potentiometer suitable for the audio path of passive or active instruments. Attached to the footplate is a switch that provides the user two distinct operating modes (volume or pan). The stereo 500k pedal is extremely versatile and can be used in stereo or mono applications. Utilizing TRS stereo cables, use the B input and B output. For use as a typical pan pedal, switch the toe tap switch to the pan position and use only the A input. The pedal will pan the signal between the A and B outputs.MONO 250K VOLUME PEDAL WITH SWITCHP06168Ernie Balls original full-size mono volume pedal features a super smooth foot sweep for precise volume control and is perfectly voiced for passive audio signals. Attached to the footplate is an on/off switch connected to the jack labeled Switch. This is an isolated circuit and may be used for controlling other gear in your system like amp channel switching, effects bypass, etc.Ernie Ball - 2020 Product Catalog 49'