40Gbps High Speed With USB4 Type-C output interface, it supports the maximum transmission speed up to 40Gbps. Multiple Transmission Protocol UC4M2 adopts dual-chip master control, equipped with USB4.0 Type-C interface, compatible with Thunderbolt 3/4, USB3.1/3.0 interface, and supports the latest M1 Pro/Max Mac devices. Equipped with a dedicated Thunderbolt3 data cable, which can be better compatible with Thunderbolt 3/4 devices. Supports cross-platform operating systems such as Windows /Mac /Linux. Only for NVMe M.2 SSDThe UC4M2 SSD Enclosure is specially designed for M Key & B+M Key NVMe SSD up to 8TB capacity. The applicable M.2 SSD size is 2280. (Does not support SSDs of other protocols, sizes and interfaces.) Built to be Cool and DurableThick aluminum alloy body, make the product cool and durable, can withstand a drop of up to 2 meters. Quick Installation, Easy to Use100% tool-free installation of SSD, compact and portable, plug and play, no driver required.