Walrus Audio Julianna Chorus; Chorus/Vibrato effect pedal; Stereo version of the Julia Chorus pedal; Operating modes: Stereo, Mono-Stereo, Mono; Subtle chorus to ""seasick"" vibrato sounds: Controls: Rate, Depth, Lag, d-c-v, Wave Shape, Division, Tap, Bypass; Digital Tap Tempo control; Stereo output: 100% effect component; Mono output: d-c-v proportional ""Lag"" control determines the basic character of the chorus sound (mild to detune); ""d-c-v"" controls the amount between ""Dry"" and ""FX"" signal (mono output); connector for external clock (Tap In) or expression pedal (controls rate and/or depth); ""Secondary Momentary LFO Rate"" for temporary ""ramp-up"" or ""ramp-down"" sounds; ""Drift"" function modulates set LFO rate; selectable waveforms: Sine, square and random; Bypass with soft switch relay;, Smart Bypass circuit activates the effect only temporarily (""momentary""); power supply via 9 V DC power adapter (not included); no battery operation possible: 9V DC, 30mA; Made in the USA