Make your audio or live performance rocking and energetic with the Rotovibe JD4S Guitar Effect Pedal. This Dunlop 4lbs foot Pedal provides option buttons that lets you choose between chorus or vibrato sound. This Dunlop 2.5 inch Guitar Pedal is very easy to use and delivers sound without creating unwanted noise. You can also reconstruct the background sounds that have been popularized by various artists with this Dunlop 4lbs foot Pedal. This Dunlop 2.5inch Guitar Pedal has a LED modulation speed indicator and a foot-pedal to control the modulation speed for a better control of the instrument. You can switch on or put off the special effects of this Rotovibe JD4S Guitar Effect as and when needed.