The CORSAIR EX400U USB4 External SSD delivers high-bandwidth external SSD storage with up to 4,000MB/sec sequential read and 3,600MB/sec sequential write speeds for any USB4-equipped PC or Mac, all in a compact, portable profile. The EX400U is also compatible with USB Type-C and Thunderbolt 4 and higher systems. With a simple single-cable plug-and-play setup, CORSAIR SSD Toolbox software for in-depth control, and backed by a three-year warranty, the EX400U offers easy-to-use, lightning-fast external storage. Technical Specifications Product Type: USB4 External SSD Interface: 1x USB Type-C Supported USB Modes: USB4 (40Gb), USB 3.2 Gen2 2x2 (20Gb), USB 3.2 Gen2 (10Gb) backward compatible to USB 3.0 and 2.0* USB4 40Gb connection required for maximum rated performance. Performance: Up to 4,000MB/s Sequential Read, Up to 3,600MB/s Sequential Write Controller: Phison PS2251-21 Capacity: 2000GB MTBF: 1,400,000hrs SMART: Yes TRIM: Yes Garbage Collection: Yes Bad Block Management: Yes Software: Corsair SSD Toolbox Operating System: macOS 13 or later, Windows 10 or later