Description <br> PCIe SATA3.0 array expansion card with four SATA Gen III 6Gb/s channel host controllers, providing server-level functions for desktop computers. <br> This adapter supports the use of the industrys newest and fastest 6Gb/s hard drives, while providing backward compatibility with traditional SATA1.5Gb/s, SATA 3Gb/s drives. It will enhance system performance for every type of computer user. <br> Each PCI-Express 2.0 channel provides up to 500MB/S throughput. Using the RAID function, the SATA connected to this controller can be easily configured as 4 independent ports by the driver without RAID function. <br> <br> Main control chip: Marvell 9215 <br> Bus rate: 5Gbps <br> Bus specification: PCI-E 2.0 x1 <br> Interface specification: SATA3 7Pin*4 <br> Interface speed: about 400MB/s <br> Support interface: PCI Express slot <br> Support system: windows, Synology, LIUNX, forMAC, NAS, etc. <br> 1. Marvell 88SE9215 Chip <br> 2. 4 Internal SATA 6Gb/s Ports <br> 3. Compliant with PCI-Express Specification v1.0 <br> 4. Compliant with Serial ATA Specification 3.0 <br> 5. Supports Communication Speeds of 6.0 Gbps, 3.0 Gbps, and 1.5 Gbps <br> 6. Hot Plug and Hot Swap <br> 7. Supports Native Command Queue (NCQ) <br> 8. Supports Port Multiplier FIS Based Switching or Command Based Switching <br> 9. Compatible with SATA 6G, 3G and 1.5G Hard Drives <br> Colour:Green <br> Material:PCB+Metal <br> <br> Package Contents: <br> 1 x 4 Port SATA3.0 PCI Express X1 Expansion Card <br> 1 x Low Profile Bracket <br> <br> Only the above package content, other products are not included. <br> 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. <br>