1、This extension cable converts a standard PCI-E interface card into a Mini PCI-E interface. 2、The PCI-E 1X slot has an open-ended design on the side, so it supports PCI-E 1X/4X/8X/16X interface cards. 3、When this card works, it needs external 5V and 12V power supply, 5V power supply to USB, and 12V power supply to PCI-E 1X interface card. 4、Supports PCI Express Base Specification 1 (up to 5Gpbs) and USB Specification Version 0 for high speeds (up to 480Mbps). 5、System Management Trace (SMBus) Specification, Version PCI Express Card Electromechanical (CEM) Specification Version 6、Supports mini PCI-E full height and half height 2 sizes. 1 x Extension Cord1 x Screw Package1 x Screwdriver1 x Pin Line1 x Soft Cable Item Type: Extension CordInterface Type: Mini PCI-E/PCI-ESupport System: For Win7/8/10/VISTA