Specifications: material: Pcb Product Name: X16 Four Disk NVMe Expansion Card SSD hard drives supporting M.2NVMe protocol Transmission speed: Theoretical speed can support 4 x 32Gbps Splitting requirement: The motherboard that needs to be split and only supports splitting PGEX16 channels without PCIE signal can only recognize the first disk product Product advantages: With 4 hard drive slots on one side, a total of 4 NVMe hard drives and 4 LED hard drive indicator lights can be installed. The working status of the hard drives is clear at a glance. Under WIN10, soft can be achieved, and the consistency of disk 4 is good. It is self powered, and multiple high-power DC modules are built-in for sustainable and stable operation Product list: Expansion card bare card+screw accessory package+full height baffle Note: Not all motherboards support it. Please confirm if your motherboard can split the PGE channel Due to different batches, there may be differences in product appearance and printed text, which will not affect use. color: as shown Package Contents: 1 x expansion card 1 x full height baffle 1 x Screw pack 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.