Monster Keyboard - 21' Instrument Cable -  Straight to Straight &frac14;&rdquo; plugs Multiple gauge high and low frequency wire networks for accurate, natural sound reproduction. Precision Time Correct windings for more accurate sound reproduction. 95% coverage copper-braided shield rejects RFI and EMI for a lower noise floor and increased resolution. MicroFiber dielectric on all conductors for faster transients and greater clarity. IsoTec vibration technology further reduces handling noise. Extra-flexible Duraflex outer jacket for superior reliability and cut resistance. 24k hard gold contact 1/4 connectors increase conductivity and resist corrosion. IsoTec vibration isolation technology eliminates cable microphonics. Dense copper braid for maximum protection from EMI. MicroFiber dielectric core for accurate lows and extended frequency response. Multiple gauge high and low frequency wire networks for accurate, natural sound reproduction.