FeaturesSuper Speed -- With USB 30 interface, the device supports transfer speed up to 5 Gbps, but the actual transfer speed is limited by the setting of the device connected The adapter is also compatible with USB 20/11Universal Hard Drive Adapter-- This device supports 25"/35" IDE/SATA/SSD hard drive disks and 525" CD/DVD drives, getting all your drives active through USB port to the computer Moreover, it enables to transfer data to all three hard drive disks simultaneously or among the 3 drivesCompact Design-- The adapter is so compact that you can take it in your pocket and use it whenever you want Its really a perfect data access and storage conversion solution for a wide range of usersHuge Capacity -- Supporting up to 8 TB, this adapter is a perfect tool to duplicate, copy, backup or transfer large amounts of data from one drive to anotherConvenient Switch -- An on/off Switch design for hard drive disks protection, makes it convenient to use or switch off So easy and simple operation efficiently enhances lifespan of the devices