Compatible with MacBook Air 11" & 13" (Mid 20132017), MacBook Pro Retina® 13" & 15" (Late 2013Mid 2015), Mac mini (Late 2014), and Mac Pro (Late 2013) Up to 950 MB/s read; 950 MB/s write JetDrive 820 AHCI PCIe Gen3 x2 SSD inside a Thunderbolt enclosure Installation tools included Free download of the JetDrive Toolbox software Transcend's JetDrive 825 ThunderboltPCIe portable SSD combines a JetDrive 820 PCIe SSD with a sleek aluminum Thunderbolt enclosure to instantly revitalize your Thunderbolt-equipped MacBook Pro, MacBook Air, Mac mini, or Mac Pro!Thunderbolt technology in a sleek caseTranscend's JetDrive 825 features a 10Gb/s Thunderbolt interface, capable of blazing-fast file transfers. The drive is housed in sleek, aluminum alloy enclosure which was designed to tastefully complement your Mac's simple, clean design. In addition, the inner SSD is removable for greater ease of use based on userspreferences.Expand storage in a flashUpgrading your Mac with a Transcend JetDriv