GLOTRENDS SA3034A 4 Ports PCIe SATA 3.0 Expansion Card, Support OS Booting, Including SATA Cables and 1:5 SATA Splitter Power Cable, Compatible with Windows, Linux, Mac OS, NAS

4-Port PCIe X1 SATA Card: PCI-Express X1 extends 4 x SATA III 6Gbps ports, then PC can access 4 x SATA drivers simultaniously. You can set up a storage pool, or configure Software RAID in Windows/Mac OS/Linux. (Noted: Can not support Hardware RAID) Bandwidth Allocation: Based on the ASM1064, upstream is PCI-Express 3.0 X1 Speed (8GT/s), downstream each SATA port get 207.5MB/s bandwidth at max. Only Port 1 Supprt OS Boot, and the other 3 ports can not support OS Boot 4 x LED Indicators: Red color is working status, and Red flashing is data reading/writing OS Compatibility: Plug-and-play in Windows/Mac OS/Linux/NAS. For Windows 7, a specific driver is required. Please contact us via Amazon message for driver download link. For Windows 7, please reinstall the driver according to the manual, download link: https://drive.google.com/drive/folders/16G_sGjexuniyPuJmluL2YRWH-z-NZOli?usp=sharing Accessories: 4 x SATA III cable; 1 x 1:5 SATA Splitter Power Cable; 12cm Regular Profile Bracket and 8cm Low Profile Bracket