Comprehensive EXtended Frequency audio cables are the next generation in audio cables for today's state of the art equipment. EXF series audio cables employ 100% Microweave bare copper shielding and CFP low loss dielectric for fast, accurate wide bandwidth signal transfer. EXF Series audio cables are terminated with either premium molded nickel over brass RCA,Standard Phone, 3.5mm or XLR Connectors. EXF Cables are finished in Comprehensive's famous X-traflex black matte, non glare jacket and covered under a LIFETIME WARRANTY.