The MXR M-102 Dyna Comp is a simple but classic compressor with good sustain and vintage tone. <br /><br />Features: <br />Output and Sensitivity controls <br />On/off switch and status LED <br />Runs on 9V battery or MXR adapter (negative-center polarity) <br />Standard 1/4-inch input/output jacks <br />Check out the MXR M-102 Dyna Comp page. <br />Presenter: Gearwire <br />Location: Gearwire Studio - Chicago IL