MODVERB brings together 3 of our most popular modulation effects with a brand new reverb algorithm. Ambient tones are easily obtained as you combine Flanger, Vibrato or Phaser with a high quality pristine digital reverb. The intuitive and versatile controls make it simple to dial in the MODVERB. The modulation speed can be swiftly adjusted using the tap tempo button and prepare to be frozen in time when you hold down the footswitch to activate eternal feedback. Controls: Controls switch:Selects between Flanger,Vibrato and Phaser modulation effects.