Quick Facts- Use to interconnect or cross-connect DS-3 transmission equipment and Digital System Cross-connect (DSX) systems.- Guaranteed for life!Further Details- Cable is Siamese-style with two conductors.- For superior performance, conductors are solid, silver-plated, 26 AWG copper.- Low attenuation at standard frequencies.- For indoor environments.- UL® listed to NEC® and CEC Type CMR.- Compliant with Bellcore GR-139-CORE specifications and flame resistant to UL® 1666.- Available with TNC connectors also.- Other lengths are available.