1. 2 layer PCB bard designing.  
2. Compliant with PCI express 1.0 specification.  
3. 1-slot PCI-E 1X to 3 slot 1X riser card with high speed USB 3.0 cable.  
4. High speed USB 3.0 shield cable is flexible for 1U, 2U, 3U chassis.  
5. Support 3 port high speed PCIe 1X card.  
6. Solid capacitor provide extra stable power supply for PCI-e card.  
7. System support: Windows 8(32bit/ 64 bit)/ Windows 7(32bit/ 64 bit)/ Windows Vista(32bit/ 64 bit)/ Windows XP(32bit/ 64 bit)/ Windows Server 2003(32bit/ Windows Server 2008(32bit/ 64 bit)/ Windows Server 2000 / Mac OS 10.4+ / Red Hat Linux 2.6x + / Solaris.