1TB My Book 3.0 External Hard Drive with USB 3.0 interface with PCIe adapter.. The elegant My Book 3.0 external hard drives feature a SuperSpeed USB 3.0 interface with unmatched speed of up to 5 gigabit per second for the fastest transfer speed available on an external hard drive. SuperSpeed USB 3.0 interface - Accelerate your data transfers with the fastest available interface. Transfer a 24 GB HD movie in 2.7 minutes vs. 13.3 minutes with a 2.0 connection. Ideas accelerated - Resource intensive video editing, animation, graphic design, and large media files can be saved so quickly that you no longer have to wait for the technology to keep up with your ideas. Optional USB 3.0 HBA adaptor - Models that include the USB 3.0 HBA adaptor allow users to upgrade their PC to take advantage of the faster data transfer speeds available through the SuperSpeed USB 3.0 port. Sleek, streamlined design - This newest member of the best-selling My Book family of external hard drives features a premium finish that will look great sitting on your shelf. Compatible with USB 2.0 ports - Connect the drive anywhere there's a USB port. The USB 3.0 is backward compatible with USB 2.0 with no additional hardware needed. Includes External hard drive, USB 3.0 Interface Card, USB 3.0 cable, AC adapter, Software CD, Quick Install Guide.