USB 3.0 2 Port Hub Multimedia 5.25 Inch Metal Front Panel Floppy Bay with VLI USB 3.0 PCI-E Addon card Add 2x USB 3.0 Ports to your desktop Stable and reliable VLI Chipset PCI-E Addon Card Add 5 Slot USB 3.0 All in one card reader plus eSATA port to your desktop Standard 5.25" floppy drive size, designed to fit 5.25" front panel bay Compliant with Single-Lane (x1) PCI-Express throughput up to 5Gbps.