・ Manufacturer: QGeeM ・ Type: RCA cable (single) ・ Shape & Color: 1.8m, Black ・ Model Number: RCA01-18 ・ Product Specifications: Wire diameter OD3.5mm. Shielding is soft PVC wire sheath, high-purity oxygen-free copper (OFC) core (96 mesh winding + 28 inner oxygen-free copper (OFC)). The wire diameter is 3.5mm. Shielding is PVC wire sheath and high-purity oxygen-free copper (OFC) core (48 mesh winding + 20 inner tin-plated oxygen-free copper (OFC)). ・ Other: The plug shape is the general RCA type, and can be used for connecting AV amplifiers and subwoofers, etc. 《Reference》 ・ OFC (Oxygen-Free Copper) refers to high-purity copper with a purity of 99.96% or higher. ・ AWG (American Wire Gauge) represents the conductor diameter and the cross-sectional area of the wire (core wire only).