The 1TB ThunderBlade V4 External SSD from OWC is a rugged and portable storage drive designed for high-speed performance. Thanks to its M.2 NVMe PCIe 3.0 solid-state drive, it has read and write speeds of up to 2800 MB/s and 2450 MB/s respectively. Moreover, with dual Thunderbolt 3 connectivity, you'll have a convenient, reversible connectors as well as daisy-chain support for up to six Thunderbolt 3 devices. Included with the drive is a custom-fit ballistic hard-shell case for you to carry it around in.