Features 1、Reliable Data: Reduce the number of adapters and cables, effectively reduce interface interference and line loss, and ensure data reliability. 2、4 PCIE Ports: Desktop PCIE expansion card has 4 PCIE ports, which effectively solves the lack of PCIE ports and improves the efficiency of use. 3、High Stability: The main control board adopts PCIE interface to directly supply power, no external power cord is required, and no external interference. 4、Plug in Design: Can be directly connected to the motherboard interface without an extension cord, and can be fixed on the chassis to improve stability and reliability. 5、Easy to Use: PCI E 1X to 4 ports expansion card is easy to operate, no need to install the driver, just install it and use it, but it needs an external power supply and plug. Specification Item Type: PCI E Expansion Card Material: PCB Model: PH48 Function:For Hard Disk Expansion Transfer Scope of Application:For Desktop Package List 1 x PCI E Expansion Card 1 x Metal Baffle 1 x Screw