compliant with usb 3.0 specification revision 1.0. supports (5Gbps). Supports4 downstream ports for all speeds. Supports all USB compliant data transfer type as transfer. Compliant with Intel is extensible Host Controller Interface(XHCI)Specification revision 0.95. Support USB legacy function. Compliant with PCI Express Base Specification 2.0. Supports PCI Express Card Electromechanical Specification Revision 2.0. Supports PCI Bus Power management interface specification revision 1.2. Supports external power socket in order to supplying power for each USB 3.0 connector up to 900Ma Max/port.
*1pcs PCI-E USB3.0 4ports Card. *1pcs CD drivers.
* We guarentee to leave all customers positive response the next day after positive response is received.
* We encourage our customers to contactWith usin order to resolve any issues regarding the transaction before leave negative response on . Please make sure to contact us before you leave response.
* If you have any problem with product or have inquiry, please contact us before you open the dispute.Because we also can help you through message,not must need dispute.
* Please check your spam setting of e-mail or check your spam/filtered e-mail folder when you do receive answer from us.
*Pls send the message to me through message,because have much spam message in our registered email,will easy lost to your message.
*Please read description detailsbefore you payment.if you have any questions,you can send the message to me,I am very glad to help you .
*All the product can accept the OEM order,welcome to visit our factory and store.
We ship worldwide(same shipping & handling charge for all countries). All orders are shipped from Hong Kong post office by International Air Mail. We will ship immediately within2-3 business daysupon receiving your payment. So please confirm that the address is right on the order.Normally the post offices will take around10-15business daysto deliver the packages to USA. and15-30business daysto most other countries（UK buyers pls notice:From April,UK pakcage also have delayed,already can't arrived in 15days),But please and Chile will need longer,because there custom check very strict.We do not deliver on public holidays. We have noticed that there are usually considerable postal delays if there are public holidays at your end, so please take this into consideration!Normally, we provide the flat parcel service for item shipping,if you need registered parcel service with tracking number or fast delivery service,please contact us before making payment,we can offer registered parcel shipping service with tracking number,but the buyers will be responsible for registered fee or fast delivery fee.