This is the top line of Monster's core speaker cable. These Z3 Reference Audiophile speaker cables feature a unique combination of multiple-gauge wire networks to optimize frequency and phase response which make them superior to other Audiophiles. These speaker cables feature some of Monster's finest patented technologies. Some of them include: Time Correct' windings for a more improved and accurate music and soundtrack reproduction; Multi-twist' construction for the best sonic imaging and clarity; Proprietary PEX' dielectric for lower noise floor; MicroFiber' insulation for faster transients and superior noise rejection; Magnetic Flux Tube' to lessen the distortion-producing magnetic fields. Some of the other patented Monster features this high end speaker cable includes are: Precision-Machined spade connectors for superior signal transfer; 24k Gold contacts provide a non-corrosive, high conductivity connection; and a Duraflex' Jacket with a Braided Sheath for an easy installation and a great look over time.