Utilizing Wireworld's new Uni-Path design, the Ultraviolet 8 USB provides higher fidelity than round USB cables selling for much more. With silver-plated oxygen-free copper conductors, Ultraviolet's sound is rich and three-dimensional. Exceeds official USB high speed specifications. Design: Uni-Path – 90 Ohms Signal Conductors: Qty: 4 Gauge: 28AWG | 0.08 sq. mm Conductor Material: Silver-plated Oxygen-Free Copper Insulation: Composilex 3 Plug Contacts: 24K Gold-plated