Note : Please confirm the interface and compatible protocols before purchase. To achieve 2000MB/S for 20Gbps hard disk enclosure, the device needs to support USB3.2 GEN2*2 transmiion protocol. MAC reach 1000mb/s only, advice to choose 10Gbps. Important Note There are 4 models optional, please confirm your M.2 SSD protocol before ordering. (1)NVMe 10Gbps Model Only support NVME PCI-E protocol M key/B&M Key SSD, with 15cm type-c to type-c cable and 15cm type-c to usb3.0 cable. (2)NGFF 5Gbps Model Only support NGFF SATA protocol B key/B&M Key SSD, with 15cm type-c to USB 3.0 cable. (3)NVME 20Gbps Model Only support NVME PCI-E protocol M key/B&M Key SSD, with 15cm type-c to type-c cable and 15cm type-c to usb3.0 cable. (4) 10Gbps NVMe + SATA Dual Protocol Model: Support M-Key(NVMe Protocol) / M&B-Key (both NVME and SATA Protocol) SSD, not compatible with B-Key SSD. Product Specification -WIDE COMPATIBILITY:Support M.2 SSD with size of 2230/2242/2260/2280mm up to 2TB -EXCELLENT HEAT DISSIPATION: The copper bars with holes on the PCBA board and the thermal pad attached to the m.2 external enclosure, with the aluminum alloy case can ensure a perfect cooling performance for the solid-state Drive. -PLUG and PLAY:ORICO NVME M.2 SSD Adapter SUPPORT Hot-swappable, Plug and Play, No Driver required. -SAFETY WARRANTY:18-month worry-free service and lifetime technical service support. Warm Reminder 1.M.2 SSD is NOT included. 2.NVMe model case is not compatible with NGFF SATA M.2 SSD, vice versa. 3.For new unused SSD, it's neceary to make a partition at first, otherwise it can not be recognized. 4.It is normal that the aluminum case heats up when using, and it doesn't affect normal use. 1:M.2 NVME 10Gbps Model Only support NVME PCI-E protocol M key/B&M Key SSD, with 15cm type-c to type-c cable and 15cm type-c to usb3.0 cable. Buyer Show 2:M.2 NGFF 5Gbps Model Only support NGFF SATA protocol B key/B&M Key SSD, with 15cm type-c to USB 3.0 cable. 3:M.2 NVME 20Gbps Model Only support NVME PCI-E protocol M key/B&M Key SSD, with 15cm type-c to type-c cable and 15cm type-c to usb3.0 cable. All aluminum case,higher quality. M.2 Dual Protocol Enclosure-10Gbp For NVME and SATA M.2 SSD One Box For Two Use All Aluminum Alloy Model