High Speed USB 2.0 5x ports PCI Card, NEC Chipset SpecificationGeneralNEC 720101 USB 2.0 PCI Controller Card 5x Ports Adaptor includes 5x ... Simultaneous operation of multiple high-performance devices PCI Rev. 2.2 compliant Supports hot-plug, PCI Low-power mode and wake-up ... to 127 devices per port ApprovalSystem Requirement PC computer with PCI Slot MS Windows 98/98SE/ME/2000/XP/Vista IncludedIncludes ...