ELECTRO HARMONIX Nano Q-Tron Envelope Filter
ELECTRO HARMONIX Micro Q-Tron Envelope Filter
ELECTRO HARMONIX Q-Tron Plus Envelope Filter With Effects Loop
ELECTRO HARMONIX Stereo Talking Machine Vocal Formant Filter
ELECTRO HARMONIX Cock Fight Cocked Talking Wah
ELECTRO HARMONIX The Worm Wah / Phaser / Vibrato / Tremolo
ELECTRO HARMONIX Bassballs Twin Dynamic Envelope Filter
