SATA PCIE Expansion Card Adapter PCI Express X1 to 4 Port SATA3.0 Controller Mar
4 Internal SATA 6Gb/s Ports. Compatible with SATA 6G, 3G and 1.5G Hard Drives. Supports Native Command Queue (NCQ). Marvell 88SE9215 Chip. Supports Port Multiplier FIS Based Switching or Command Based Switching.