ITEM NAME:PCIe to 4-Port SATA 3.0 III Expansion Controller Card Adapter 6G Replacement Description: SATA 3.0 INTERFACE: the new upgrade expands the four rear sata3.0 interfaces, which is more suitable for narrow spaces. It is easy to install in the pci-express slot. Four layer circuit board with isolation layer in the middle for stronger anti- interference ability. Compatible with sata 6g, 3g and 1.5g hard drives. Compatible Port/Slot : Pci express x1. Specification: Item Type: Controller Card Number of Interfaces: 4 Port Sata 3.0 Interface Support Mode: Ahci/Ide/Data Disk Applicable Slot Specifications: Pci-e (1x/4x/8x/16x) Support System: Windows xp/Server 2003/7/8/10 Material: Plastic and Metal Size:120*20*70mm Package Includes: 1 Piece Controller Card SKU: FUZ0026464877010389.Compatible with sata 6g, 3g and 1.5g hard drives. SATA 3.0 INTERFACE: the new upgrade expands the four rear sata3.0 interfaces, which is more suitable for narrow spaces. Number of Interfaces: 4 Port Sata 3.0 Interface.