The Dunlop JD-4S Rotovibe Expression Pedal is an electronic rotating speaker simulator allowing you to re-create the background sounds popularized by many artists, including Jimi Hendrix. Enhancements include a redesigned, quiet switching system utilizing highly reliable hardware for extended life.

• Simulates Rotating Speaker Sounds
• Chorus / Vibrato Options
• Built In Real Time Control
• Adjustable Speed of Effects