4 Port USB 3.0 5.25' Internal CD-ROM Bay Front Panel USB Hub,4 X USB 3.0 Type A Female to Motherboard USB 20 pin Splitter Adapter w/ 5.25 inch.

4 Port 5.25 inch internal USB3.0 front panel USB 20pin to 4 x USB 3.0 Hub USB 3.0 20pin header on motherboard is needed Data transfer speed up to 5Gbps Metal case