Ortofon Reference 6NX-MPR 30 Mini-Jack cable. More and more audio equipment is portable with only a mini-jack connector available. These devices often are used with a poor standard cable, and could benefit greatly from a high quality cable terminated with quality connectors on both ends. The Ortofon Reference 6NX-MPR 30 cable is composed of 6N (99.9999%) High Purity Copper and PCOCC, and the terminals are gold plated on a solid brass body. Connectors: mini-jack/RCA.