Backed by a 5-year limited manufacturer warranty. Form factor: M.2 2280 *This drive will only work with M/B that supports PCIe 4 (PCIe 3 backward compatible). The drive is designed to work with direct installation onto M/B, it may not work with Non-ADATA external enclosure. Speed on PC/Laptop: Sequential R/W up to 6,100MB/s *Test performed in ADATA internal lab, actual performance varies by paired system and testing environment. When paired with PCie 3.0 port, max R/W will be limited to 3400/3000MB/s. Speed on PS5: Under the operating environment of the PS5, the sequential read speed of both 1TB and 2TB models measured at 6100MB/s. Interface: PCIe Gen4 NVMe 1.4.