Electro-Harmonix HOLY GRAIL MAX Variable Reverb Pedal sustain but they also include built-in

but they also include built-in noise filtration to improve your gear’s performance

or manual control

making it the highest power LED ellipsoidal unit that can sense and respond to traditional dimming systems

Beat Jump / Loop move

you can create it

Electro-Harmonix HOLY GRAIL MAX Variable Reverb Pedal sustain but they also include built-inThe Holy Grail Max shares the Holy Grails remarkable Spring and Hall reverbs. Then we added a Plate reverb, with its wonderfully lush tone, and Reverse reverb for the sonically adventurous. The Maxs multi function control lets you adjust decay or reverse time. With the Holy Grail Max your quest for the perfect, portable reverb pedal is answered.