USB 3.0 y-cable provides a transfer rate of up to 4.8 Gbps when connected with a USB 3.0 compliant host and device. Twisted pair cabling and shielded construction ensure our USB 3.0 cable meets or exceeds current USB 3.0 SuperSpeed standards. An additional USB type-A connector allows the cable to be connected to two USB ports (2.0 or 3.0) for maximum power and performance. ?? Specifications? Color: Black Length: 1.7m Connectors: USB 3.0 Micro-B to USB Type A (x 2) Twisted pair cabling and shielded construction ensures reliable data transmissions Compatibility: Any USB 3.0 portable hard drive that connects to USB 2.0 or USB 3.0 ports ?