Importer520 USB 3.0 DUAL Power Y Shape 2 x Type A TO Micro B SuperSpeed Cable External Hard Drives For Seagate/Toshiba/WD/Hitachi/Samsung Features: Allows you to power a single device from 2 USB ports. 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. Great for HDDs, PCs, laptops, mobile phones, digital cameras, printers, Wii-U or other devices with low power output USB ports. Compact and lightweight for portability. Backwards compatible with high speed USB 2.0 devices and USB 1.1. USB 3.0 y-cable provides a transfer rate of up to 5Gbps when connected with a USB 3.0 compliant host and device. 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. System Requirements: In order to fully enjoy the benefits of the USB 3.0 specification, the device and source must be USB 3.0 compatible. Specifications: Connectors: 2 USB type A male to micro-USB 3.0 type B SuperSpeed data transfer rates of up to 5 Gbps. Up to 5Gbps transfer rate