Feature:1. SM1083 PCI Express X1 to PCI 32 bit bridge card enables users to connect traditional parallel bus devices to the advanced serial PCI Express interface.2. The card can be easily installed and powered from the PC power supply through the included 4Pin connector.3. Operating system supports for Windows 2000/NT/2003/XP/Vista/2008/Win 7/Linux.4. The power of the extended PCI addon board is powered by a standard ATX power supply, or from an external power supply (+12V and 5V) through the PCI backplane.5. This riser card converts a standard PCIE 1X interface card into a PCI interface.Specification:Item Type: PCIE Express to PCI AdapterPCI Express Base Specification Rev. 1.0a / 1.1PCI bus power management interface Rev.2.0PCI Express Card Electromechanical Rev.2.0PCI Specification Rev.3.0PCIE to PCI / PCIX Bridge Specification Rev.1.0PCI Express Features:PCI Express X1 channel, 2.5GHz signalingSSCECRC and advanced error reporting functions100 MHz differential PCI Express reference clock inputMaximum payload size is up to 128 bytesPCI Function:Supports 33 MHz PCI busSupport CLKRUNPCI Power Management: The power of the extended PCI add-on board is powered by a standard ATX power supply, or from an external power supply (+12V and 5V) through the PCI backplane..Package List:1 x USB3.0 Connection Line 1 x 4Pin Power Cord 1 x PCI-E Card 1 x PCI Card