alowed to convert PCIe 4X/16X slot of desktop as Oculink SFF-8611/8612 interface. ^^ It comes with low profile bracket to fit industrial PC Case. ^^ It can connect to EGPU Card by using Oculink Extension Cable and PCIe 16X card. ^^ It can connect to external nVME SSD Case by using Oculink Extension Cable and Oculink nVME card. ^^ Systerm required WIN 10 or MAC OS 10.13 later.