A high-quality compressor effect with a variety of controls. - Model: Compressor MKI - Color: Blue - Function: Compressor - Controls: INPUT, OUTPUT, ATTACK, RELEASE, MIX, TONE - Country of Origin: Canada Studio-quality compressor for recording. This compressor performs compression without losing the original tone of the instrument, is easy to use, and perfectly meets all the demands of professionals. The tips of the lines on the knobs are slightly faded, but it is in good condition with no noticeable scratches or dirt. Velcro is not attached to the back, and it has been stored at home in a non-smoking, pet-free environment. Please be sure to read my profile before purchasing. If you cannot agree to these terms, please refrain from purchasing.