Bplus : ADP , Mini PCI-E / PCI-E adapter The PCI-E Mini Card passive adapter is designed for desktop PCs that convert Mini-Card to standard PCI-Express 1x slot. PCI Express Mini Card Electromechanical Specification Revision 1.2 PCI Express Card Electromechanical Specification 2.0 PCI Express Add-in Card : Both Standard Height and Low Profile brackets OS: Windows 8 (32-/64-bit) 7 (32-/64-bit) Vista (32-/64-bit)