Brief High Speed USB 2.0 3+1 ports PCI Card, NEC Chipset Specification 4x Ports Adaptor includes 3x External + 1x Internal Ports (shared
with first external port). USB 2.0 EHCI and USB 1.1 OHCI compliant. Backward compatible with USB 1.1 devices. Transfer rate: each port up to 480Mpbs. Over current protection, each port 500mA. Simultaneous operation of multiple high-performance devices. PCI Rev. 2.2 compliant. Works with Microsoft Windows 98/95/2000/ME/XP. Supports hot-plug, PCI Low-power mode and wake-up supporting. Supports up to 127 devices per port. System Requirement PC computer with PCI Slot Ms Windows 98/98SE/ME/2000/XP