1. High frequency support PCIe 4.0 stable transfer, backward compatibility with PCIe 3.0, PCIe 2.0. 2. Supports Dual Protocol M.2 key M/B+M interface SSD 3. Supports NVME PCI-E bus SSD, and suitable for SATA bus SSD(need motherboard support m.2 sata protocol) 4. Supports 2230/2242/2260/2280 type SSD 5. No additional power required 6. Supports XP, Vista 32/64, 7/8/10/11, or Linux OS. 7. Full length: about 41cm, Cable length: about 29cm 8. System Requirement: M.2 Key M slot on mainboard Colour: black Material:FPC style: A Package Contents: 1 x Dual Protocol M.2 NVME/SATA SSD Extension Cable 1 x Screw Driver 2 x M2 Screw Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.