All analog multi modulation pedal. This is the bass specific version of the Ripply Fall (fuller low end, tuned for bass). It has two sides, one is a 2 stage phaser, the other is a chorus/vibrato. There are expression inputs for chorus/vibrato speed and depth. 2 separate footswitches that allow for either side of the pedal to be used together or separate, and a third switch to have two different speed settings hands free. This pedal is essentially brand new. Only used for about an hour to shoot a demo video. Comes with all the extras (box, bag, manual, etc. $300 shipped ConUS.