Internal Connectors: 2 x SFF-8087 mini-SAS Transfer Rate: Up to 6Gb/s RAID: Non-RAID Operating Systems Supported: Windows, Linux and FreeBSD Features: Alarm/Buzzer: Yes Activity/Fail LED: Yes (Internal only) Compatible with PCI-Express 1.0 Up to 8 internal SAS/SATA devices with point-to-point connectivity Ideal for cost-effective, entry-level storage applications.