High performance Micro USB 3.0 cable connects a portable external USB 3.0 hard drive to a computer for speedy file transfer or synchs and charges Samsung smartphones or tablets equipped with the USB 3.0 Micro-B port Compatible with Samsung Galaxy S5, Galaxy Note 3,Galaxy Note Pro 12.2, and portable USB 3.0 external hard drives including Toshiba Canvio, Seagate FreeAgent, and Western Digital (WD) My Passport and Elements hard drives SuperSpeed USB 3.0 data transfer rate at up to 5 Gbps, 10x faster than USB 2.0.HD movies can be transferred in just seconds. Backwards compliant with high speed USB 2.0 devices and USB 1.1