By my calulation this cloned at about 37 MB/s or 296 Mb/s (These features are copied word for word from the front of the box... enjoy the bad translations) Features: -Support two HDDs at the same time -Apply at all 2.5"/3.5" SATA HDD (SATA III back to SATA I) -Tool-free design, insert and remove HDD more Conveniently -Install HDD erectly in docking station, Save more space. -Support HDD clone and offline disk to disk copy, just need to connect power supply -but no need to connect computer can achieve data copy -USB interface connects storage device to PC to R/W data -Blue LED indicator power supply, red LED indicator HDD access -USB 2.0 interface, transfer speed up to 480Mbps (megabits per second) -USB 3.0 interface, transfer speed up to 5Gbps -Plug and play, support hot swapping -HDD automatically sleep function -When HDD clone finished, indicator user the buzzer will sound beep // For the latest videos, Subscribe! ► http://bit.ly/1kQHvwW // Donations, Help me do better projects.► http://bit.ly/1R6fUVG All Music By MCLN: / dj_mcln Check out on the links below so you don't miss out on new videos or great opportunities. Twitch: / gmorkk Twitter: / chandleestyle Facebook: / chandleestyle Amazon: http://amzn.to/1MfOFAv