Dreadbox Psyclop; Wet/Dry Mixer / Booster & Attenuator / EXP to CV converter; Effects Pedal for Electric Guitar & Bass; The Dreadbox PSYCLOP is the ultimate modern utility device; It s an Effects Chain Loop with Dry/Wet mix control, Signal Attenuator and Boost as well as Expression to CV (Control Voltage) converter; all in one easy to use package suitable for string instruments or synthesizers and is also Eurorack compatible ; Controls: Depth, Fade, Shape, Rate; Push Buttons: ; Switches: DIV; LED: On, Tap; Display: ; Footswitches: Effect Bypass; Connections: Input (1/4" Jack), Output (1/4" Jack), VCA (1/8" Jack), CV IN (1/8" Jack), CV Out (1/8" Jack); Power Supply connector: Barrel Connector 5.5 x 2.1 mm, center negative; Current Draw: 80 mA; powered by a 9 V DC Power Supply (not included); suitable optional Power Supply: Item no. #409939; Buffered Bypass; Dimensions (W x D x H): 100 x 140 x 56 mm (3.94" x 5.51" x 2.2"); Weight: 535 g (1.18 lbs); Made in Greece; Note: Battery operation is not supported