ITEM NAME:2Ports USB 3.1 Type A HUB to PCI-E PCI Express 4X Adapter Converter Card Description: - ASM1142 origin chip, stable performance, reliability - Full height baffle 120mm, suitable for 4U standard chassis - SATA 15PIN power supply interface, adequate power supply, more stable performance - PCI-Express 4X slot, higher bandwidth - Support for USB device hot-swap capability, built specifically for faster, higher-speed personal computers, consumer electronics and communications devices. Specification: - Product Name: PCI-Express 2 USB3.1 expansion card - Model: LA31-12U-V1.0 - Chip: ASM1142 - Transfer rate: USB2.0 mode: up to 480Mbps; USB3.0 mode: up to 5Gbps; USB3.1 mode: up to 10Gbps - Compatibility: Backward compatible with USB2.0, USB3.0 and PCI-Express 1.0 - Current Voltage: Each USB3.1 Interface Power Output: 5V / 2.0A - External power supply: 4pin power can be accessed to provide more power - Operating System: Support Win7 / WIN8 / WIN8.1 / WIN10 operating system - Support slot: PCI-E 4X, PCI-E 8X, PCI-E16X Package Included: 1x adapter card 1x CD.Support slot: PCI-E 4X, PCI-E 8X, PCI-E16X. 1x adapter card. - Model: LA31-12U-V1.0.