Inspired by a world-famous studio compressor guitar effects pedal. Rich parameter knobs for dynamic accommodation. Excellent feel in both clean and overdrive settings, reflecting playing details. Color change of LED provides dynamic feedback in real time. 100% analog, buffered-bypass, with a hard metal casing and heavy-duty metal footswitch. Source Comp is a compressor pedal based on a world-famous studio compressor, it is full of engineers' ultimate understanding and design of compressors and artists' ultimate pursuit of sound and dynamics. We pay homage to it once more with our innovative concepts. Working with 9-18V Center Negative Regular Pedal Power Supply(Not included). Current consumption: 80mA@9V, 97mA@18V. Dimension: 93.5mm(D)x42mm(W)x52mm(H). Color: As Shown Material: Metal Package Contents: 1*Guitar Effects Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.