产品属性
Extend with 2 USB 3.0 downstream ports and 1 USB3.0 20-pin Connector with 15pin SATA power connector(NEC720201) w Low Profile BracketSpecifications:- Extend with 2 USB 3.0 downstream ports and 1 USB3.0 19-pin Connector (can expand another two USB 3.0 ports) for standard desktop PC- SuperSpeed USB 3.0 is fully compatible with original USB system, peripherals and cables- Fully compliant with one-lane (x1) PCI Express 2.0 specification- TWO(2) external 5Gbps SuperSpeed USB 3.0 ports- One 19pin internal 5Gbps SuperSpeed USB 3.0 port- SuperSpeed USB 3.0 offers 10 times performance increase over Hi-Speed USB 2.0¹- USB 3.0 complies with Intel eXtensible Host Controller Interface (xHCI)- Up to 5Gbps maximum transfer rate¹- SuperSpeed USB 3.0 is backwards compatible with USB 1.0/1.1/2.0 devices (data transfer rate at 1.5/12/480Mbps)- Suppots PCI Low profile- Built-in with 15-pin SATA Power Connector for added power source to better support power hungry bus-powered devices³- Ideal connection for digital cameras, scanners, printers, external CD/DVD/Blu-Ray writers, hard disk drives, flash memory drives and etc.- Fully Plug-N-Play and Hot Swap compatible- Supports 32-bit & 64-bit Windows Vista/Server 2008/Windows 7²*To achieve the maximum throughput, the PCI-Express slot must be version 2.0 or higher. Performance per port may decrease if multiple ports are transferring data simultaneously due to limited throughput of the PCI-Express slot.System Requirements:- PC with 512MB of RAM and 1.0GHz or faster processor- One (1) available PCI Express 1.x or 2.x slot- 32-bit & 64-bit Windows® Vista/Server 2008/Windows 7¹¹ To meet USB 3.0 transfer speed, high quality USB 3.0 cables and devices are required² Supports both 32-bit & 64-bit OSes³ Make sure the power is well connected, otherwise you will see a ""Power Surge on Hub Port"" message error and no 5V bus power in USB ports.Package Contents:- One (1) PCI Express card- Software drivers CD- user manual
1，在线申请：您可以在"我的订单"中找到您需要退换修的订单，点击”申请退款/退货”即可。我们的工作人员会在2个工作日 内和您取得联系，你可以随时在线查看你的退换修状态。
1，“7天无理由退换货”适用于买家在收到货品后因不满意货品希望退换货的情形。
2，因质量问题产生的退换货，邮费由平台供应商承担（此质量问题为货品破损或残缺）。非商品质量问题的退换货，应由买家承担往返运费。
3，退换货要求退换的商品在平台供应商收到时有完整的外包装、配件、标牌等；待退换的物品被用过、人为破坏或标牌拆卸的不予退换。
（1）符合退货政策的商品必须包装完整、数量准确且不影响再次销售，退货的同时必须退回相应的发票和相关文件。
（2）请对寄回的商品妥善包装，若是退换货过程中由于包装过于简单造成的物流损坏，平台供应商不承担商品完整责任。
（3）发票需单独寄送。退换货时，如涉及发票退回，请您不要将发票放在货物中一起寄送，平台供应商客服人员将和您确认发票寄送地址，避免丢失。
4，退货商品的价款到账时间因支付方式的不同而有所差异，具体应参照相关银行或支付工具的说明提示，平台供应商不对退换货费用的到账时间做任何形式的保证。
特别提醒：为避免由于商品滞留造成的经济损失，所有退换货商品，买家应在所规定之时间内发回（以物流签收时间次日起7天内为准），超过规定时间仍不能将退换商品发出的，平台供应商将不予接受该退换货商品。