OWC Express 1M2 80Gb/s Portable NVMe SSD USB4 (Thunderbolt Compatible/USB-C) Ultra Fast External SSD Drive Enclosure with Aluminum Heat Sink --- You’re not just looking at the next version of the widely popular Express 1M2 portable SSD… this aircraft grade aluminum heatsink-like beauty is an evolutionary leap forward in speed. Built with the latest USB4 80Gb/s interface, the Express 1M2 80G doubles its predecessor’s capabilities to the tune of over 6000MB/s real-world performance. Express 1M2 80G utilizes the latest USB4 technology and a USB-C connector for a one-two performance and compatibility punch so you can knock out challenging barriers with your Mac, PC, iPad Pro, Chromebook, or Surface device.