The Monster Cable Acoustic 12ft is a cable that specifically focuses on amplifying acoustic instruments. The cables are designed to provide rich and accurate sound reproduction without any frequency problems. Monster has a patented 'Time Correct windings' that accurately transmit the sound. With 24k gold Custom Monster connectors, signals are well conducted and corrosion is repelled. In addition, they also have 95% copper braided shield. The cable is 3.7 meters long.