1. high-speed transmission：With ultra fast data transfer, can improve the performance of your PC, laptop, or Mac.

2.Plug and Play：No software installation required Ultra-Fast Data TransfersWith quick data transfer, it's as simple as plug & play. a data rate of up to 650MB/s.

3.Strong compatibility and easy to use：The portable hard drive is ultra-thin and ready to use,
with a plug-and-play function that allows you to use the external drive without installing any software. Enjoy the benefits of upgraded storage.

4.small and portable：Portable drives are ultra-thin and light, with a comfortable feel Easy to carry,and can fit in your palms.

5.Powered by USB 3.0 technology, drives are much faster than USB 2.0, allowing for speedy transfer when organizing your files.

Type of file system used, partitioning arrangement and type of operating system could affect the actual storage capacity displayed by your computer
The 320GB hard drive can only display about 298GB,
The 500GB hard drive can only display about 465GB,
wish your understanding.