Provides four independent USB 3.0 ports (expandable to 8 USB3.0 ports) with 5Gbps bandwidth per port and 40Gbps total bandwidth.It can provide users with fast and stable USB device connection.PCIE X4 is designed to fit in PCI Express X4, X8, X16 slots. Not for PCIE X1 slot, not for PCI slot.Built-in 6-PIN power supply socket, stable and sufficient power supply, to ensure stable operation of the device, low power consumption, and energy saving.EC720201 USB3.0 card is an industrial-grade high-performance USB expansion card, suitable for all USB interface devices, including industrial cameras, SSD/HDD chassis, flash drives, VR playback boxes, digital devices, etc.4 external USB3.0 ports, 10 times faster than USB2.0Supports USB debugging on all high-speed ports.Compliant with USB3.0 specification, backward compatible with USB2.0 and USB1.1Compliant with PCI Express Base Specification Revision 2.0Supports PCI Bus Power Management Interface Specification Revision 1.2Support 5G/480/12/1.5Mbps USB data transfer rateSupport Control, Bulk, Streaming, Interrupt, Isochronous transfer typesType: Riser CardExpansion type: Industrial grade USB3.0 riser cardMain Chipset: NEC720201+Bus Type: PCI Express 2.1, X4Transmission interface: 4 x external USB3.0 TYPE AF ports1 x Built-in 6-Pin host power interface1 x Built-in 19PIN interfaceTransmission rate: 40Gbps total bandwidth (4*5.0Gbps/Port)Power input: 6PIN host power connector,Port voltage: Max. 5V/900mA, Each USB3.0 portWorking temperature: 0-85Relative humidity: 10%-90% (non-condensing)Storage temperature: -20~80Relative humidity: 5%-90% (non-condensing)System Requirements:Windows 10/ Windows 8/ Windows 8.1/ Windows 7/ Windows Vista/ XP/ Server 2000Windows Server 2012/ 2008 R2/ 2003, MacOS 10.x, Linux 2.6.31 or latercolor:BlackMaterial:PCBPackage Contents:1 x Riser Card1 x CDOnly 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.