SIIG LB-US0114-S1 USB Adapter - USB 3.0 4 Port (Ext) PCIe Host Card PCI Express 2.0 x16 640 MB/s Desktop, Solid State Drive, Flash Drive, Gaming Controller, Hard Drive, Camera, Printer, Tablet, Smartphone, Writing Board, Cable Plug in Card 4 USB Por

Easily add four SuperSpeed USB 3.0 external ports to your desktop computer via a PCI Express slot to enhance your system, 5Gb/s data transfer rate and provides up to 900mA power output per port with over-current protection to ensure smooth and reliable data transmission, a great USB port expansion solution to enable additional external device connections for maximum productivity

Features | Adds 4 USB 3.0 Ports

Easily expands your system's connectivity via a single PCIe slot

High-Speed Data Transfer

Supports SuperSpeed USB 3.0 data transfer rates up to 5Gbps providing fast and smooth data transmission (actual speed depends on connected device capabilities)

Powered Ports with Protection

Each port provides power output up to 900mA and features Over-Current protection to further protect your connected devices

PCI Express 2.0 Specification and PCIe X1 Interface

The expansion card supports hardware platforms such as Intel and AMD, and fits in PCI Express x4, x8, and x16 slots. Horizontal USB ports enhance compatibility with different computer cases, reduce the risk of port clearance issues, and accommodate a wider range of USB devices and cables.

Widely Compatible

Widely compatible with multiple systems, such as Windows® 10 / 8x / 7 / Vista / XP (32-/64-bit), Windows® Server 2016 to 2008 R2 (32-/64-bit)

Molex Power Connector Required

Requires connection to your system's Molex power supply for full functionality

UASP Support

Supports UASP (USB Attached SCSI Protocol) and increases data transfer speed with external storage devices especially for SSDs and other UASP-enabled devices