- USB 3.0 Uses Tinned Copper Stranded 28 AWG Cables.- USB 3.0 Cables Contain Twice As Many Wires As USB 2.x To Support SuperSpeed Data Transmission & Are Thus Larger In Diameter.- Power Up To 3.6 W May Be Used.- Full-Duplex Communications.- USB 3.0 Standard Does Not Directly Specify A Maximum Cable Length: - Requires only that all cables meet an electrical specification for copper cabling with AWG 26 wires.
