4×USB 3.0
Front Expansion: Convert motherboard 20Pin USB header to four front USB-A ports for easy peripheral plug-in.; Standard 5.25 -inch
Optical Drive Bay Design: Fits all ATX/MATX/ITX chassis spare CD-ROM bays without case modification.; 5Gbps High-Speed
USB 3.0 Transmission: Fast file transfer for flash drives, external hard drives and USB peripherals.; Matching 20Pin
Connection Cable: Directly plug into mainboard internal USB port for tidy internal wiring layout.;
Plug-and-Play Operation: No driver installation required, fully compatible with Windows and Linux desktop systems.