Postta speaker cables adopt high purity oxygen-free copper (OFC) to reduce noise and ensure high quality transmission of pure sound signals, ensuring fast and stable data transmission. Product Specifications: Cable Length: 100 feet (30 m) (100 feet) Cable Specifications: 99.99% OFC (Oxygen Free Copper) conductors (0.10 mm x 168 pieces) Cable OD (2) ±0.1mm Compatibility: Connects bare-wire connectors, banana plugs, spade connectors, A/V receivers, amplifiers, power amplifiers and audio receivers to speakers at home, automotive, school, church or workplace.