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Look up onThis used MXR Carbon Copy delay has been tested and works as it should. There are some scuffs and scratches as shown in pictures from being used but nothing that affects functionality. Delay Time: 20 ms to 600 msSignal Path: 100% Analog Bypass: True hardwire bypassMix: Balances the ratio of wet to dry signalRegen: Controls the number of repeats (from a single slapback to runaway self-oscillation)Delay: Adjusts the delay time Mod Switch: Engages a chorus/vibrato-like modulation to the repeatsInternal Trim Pots: Two internal trim pots (adjustable with a 2mm flathead screwdriver) allow you to fine-tune the width and rate of the modulationPower Requirement: 9V DC (center negative) or a single 9V batteryCurrent Draw: 26 mADimensions: 4.75" x 2.75" x 1.25" (11.1 cm x 6 cm x 5.5 cm)Weight: ~0.84 lbs (380-400 grams)

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