FeaturesUSB 3.1Write speed up to 420 MB/sRead speed up to 420 MB/sCompact, pocket-sized designCompatible with Windows & Mac OS XThe PNY Elite 960 GB External SSD offers a storage capacity of up to 960GB in a pocket-sized design. It’s the ideal solution for photographers, videographers, graphic designers or any mainstream computer user who needs to back-up or transfer large files. Take all of your data with you whenever you need it and have the ability to offload it quickly.PNY\'s Elite USB 3.1 Gen 1 Portable SSD is small in size, but big in performance. Its compact design makes it incredibly easy to take your data with you anywhere on the go. With lightning fast read speeds up to 420 MB/s and write speeds up to 420 MB/s, the Elite USB 3.1 Gen 1 Portable SSD allows you to transfer large files in seconds. With the Elite USB 3.1 Gen 1 Portable SSD you will experience fast and reliable performance compared to a traditional portable hard disk drives. Compatible with Windows and Mac OS X operating systems using the included USB 3.1 Gen 1 cable. Backup your individual files and folders with the included Acronis True Image Data Protection software.