Electro Harmonix Micro Q-Tron Envelope Filter - Used AC31721 as well as a removable

as well as a removable top and fold-up design for increased portability

and a series of effect level LEDs all add up to a pedal that can fill out the sound of a low-volume amplifier to sound its best with enhanced harmonic resonance

Dive to rumbling depths or add a well-placed rising harmonic without sacrificing your tuning with the Floyd Rose® FRT-O1000 double-locking recessed tremolo and FRT-O1000 locking nut—simultaneously grooving on the laser-accurate intonation

Perfect for engineers on the go and musicians looking for the perfect home studio solution

the 420 Fuzz is built around an EL5420csz quad op-amp

Electro Harmonix Micro Q-Tron Envelope Filter - Used AC31721 as well as a removableThe Electro Harmonix Micro Q Tron brings the quirky filtering tones of its predescessors into a more compact footprint. Roll back the effect for subtle movement or punch it for wild filtering sweetness. This Micro Q Tron is in good condition and is fully functional. There pieces of Velcro attached to the back of the unit.