A multicore cable is a compact cable, typically about the diameter of a coin, which contains typically 4-42 individual shielded pair microphone cables. All these are housed by one common outer rubber jacket. Types: - Composite Multicores: Composite multicores combine different types of signals in the one cable. They may contain coaxial cores for video, twisted pair for data or low voltage cores for mains power. Composite multicores are usually used to connect video cameras, but they are now gaining usage in live sound, which uses a composite cable to connect it to the stage box.

Audio Multi core: The multicore cable runs from the stage box or Microphone Splitter and then to the front of House sound desk or mixing console. Permanent installations have stage boxes mounted in the floor or side of stage and the multicore cable runs through the roof or floor to the console, located either in the auditorium or the bio-box.