PCI to USB2.0 Expansion Card Desktop PCI to 5 USB2.01. Chip: NEC 720101F1 (BGA)2. Support PCI 32-bit bus, bus speed is 33MHz, PCI standard version 2.23. Support PCI bus master channel4. Compatible. Plug and play.5. USB2.0 interface: Compliant with Universal Serial Bus (USB) specification revision 2.0, complies with Enhanced Host Controller Interface (ehci) specification revision 1.0, compatible with Universal Host Controller Interface (uhci) specification revision 1.1, backward compatible USB1.1 specificationData transmission rate: high-speed 480Mbp, (theoretical value) full-speed 12Mbps, low-speed 1.5Mbps;It can support the connection of up to 127 USB devices, at the same time for each USB interface;External port: USBx4, internal port: USB- A/Pinx1System requirements: At least one available 32-bit PCI slot on the personal computer;Supported operating system: Windows98SE/Me/2000/XP/NT 4.0/XP 64-bit/ Vista, Linux, MacColour:blackMaterial:PCB+metalPackage Contents:1 x USB2.0 expansion cardOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.About UsWe provide the good product with the best price,we support Wholesale/Drop Shipping Order1. For Drop Shipping order, please remark"dropshipping order", we will prioritize it.2. For Wholesale/Drop Shipping orders, if you have any ideas about the price or package,please contact us in advance,we will give you the best service to satisfy your demands.About Shipments1.We will send out the orders ASAP once your payment is completed normally.2.Please write your complete delivery address with correct phone number and zip code, especially please confirm your full name.About After-sale ServiceWe are reliable seller and we have our professional after-sale service for all of our customs. If there is any question about the order,please contact us in advance ,we will always here until you get a happy answer.About Feedback1. Please check the package and item when you get carefully to make sure there is no problem.2. If you have any problem or are not entirely satisfied with your package,please don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you.3. If there is no problem, please leave us five star positive feedback.Your affirmation is our greatest motivation ! !