With this PCI-E 1x to 2 Slot 32bit PCI riser card, you can increase the number of PCI slots without replacing your computer. Specification & Features: It allows you to plug-in up to two (2) full-sized PCI cards Compliant with PCI Express Specification 1.0a PCI Specification 2.2 Specification compliant PCIe 1X interface can fit PCIE X1 X4 X8 X16 slot of motherboard Provides easy connection to desktop computers Expansion slot: two (2) full-sized PCI slots PCI Bus: 32 bit 33MHz Supports 170mm length of PCI card Includes 1-meter expansion cable No drivers required OS Support Windows 8(32bit/64bit)/ Windows 7 (32bit/64bit) /Windows Vista (32bit/64bit) /Windows XP (32bit/64bit) /Windows Server 2003 (32bit) /Windows Server 2008 (32bit/64bit) /Windows Server 2000 /Mac OS 10.4+ /Red Hat Linux 2.6x+ /Solaris
- Notice: Pls update your bios as newest and plug SATA power before use it.
- Make it possible for PCI device to work on PCIe slot(Can't work in USB port directly)
- It allows to add 2 PCI device on 1 single PCIe slot