It adopts PCI Express 2.0x2 bus interface, supports up to 4 SATA 6Gbps interfaces, and can be flexibly converted to external eSATA. Up to 3 SSDs and 1 mechanical hard drive can be used at the same time, supporting hardware RAID in 0/1/10 disk array. AHCI driver support, 128/256-bit AES encryption, 32 NCQ commands per port, port multiplexing, FIS-based swapping, etc. It can realize 2 SSD drives, plus 2 RAID 0/1 combinations of mechanical hard drive. Added HyperDuo integrated processor technology, designed for a hybrid of SSDs and mechanical hard drives, automatically identifying the most frequently accessed data and files and optimizing performance. Color: black Material: PCB + metal Package Contents: 1*PICE board Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The allowable measurement error is +/- 1-3 cm.