Tight deadlines long nights and terabytes of media – your Mac has been with you through it all. If storage is tight there's no reason to ditch the Mac you know and love. The OWC Aura Pro X2 SSD with Envoy Pro Enclosure gives you more space and the speed to keep up with your imagination today and tomorrow. Upgrade your Mac with Aura Pro X2 SSD for a fraction of the cost of a new model and keep your Mac running for years. The Aura Pro X2 combines speed stamina and efficiency that will change the way you experience your Mac. With read speeds reaching 2989MB/s and write speeds of 1208MB/s the 240GB Aura Pro X2 is up to twice as fast as the original SSDs delivering performance on par with the latest models. It runs cooler and consumes less power than earlier SSD models so you can run at peak for longer than ever. When it's go time getting off the line and maintaining a high level of performance are equally important. Aura Pro X2 is engineered with advanced SLC caching providing instant full-speed write acceleration meaning those media projects and games stream fluidly and respond without lag time. Aura Pro X2 is designed for the latest macOS versions macOS High Sierra 10.13 and later taking full advantage of the advanced features of APFS including_ strong encryption copy-on-write metadata space sharing cloning for files and directories snapshots fast directory sizing atomic safe-save primitives and improved file system fundamentals.