Electro-Harmonix Pico Deep Freeze Sound Retainer / SustainerMaker: Electro Harmonix Model: Pico Deep Freeze Condition: New Description: Meeting between the original Freeze and Superego pedals is the Pico Deep Freeze Sound Retainer. With the ability to freeze a moment in sound, the Deep Freeze can act as a sustain pedal for holding chords and notes as backing for your playing or as a platform to manipulate your tone into new sounds impossible with a normal guitar. In addition to the original Freezes abilities,