Sound Runner by MXL Microphone Cable internal construction View larger Sound Runner Microphone Cable Sound Runner by MXL is a full line of audio cable for musicians and performers. It"s made with the same attention to detail and quality as trusted Sound Runner speaker cable, made by Marshall Electronics since 1996. Now part of the MXL family, Sound Runner microphone cable and instrument cable continue to offer artists a sound choice at an affordable price. Features Designed for ruggedness and high performance95% coverage copper braid shieldHigh cancellation of noise - both RFI and humWide, accurate frequency responseOFC High Conductivity Copper