ITEM NAME:20Pin 3.5" front panel 2 ports USB 3.0 expansion adapter connector floppy bay ·q @media screen and (max-width: 600px) .mobiledesfromibay { display:block; width: 350px;.Note:The USB3.0 20Pin connector is actually 19pin, as one pin of the connector is blocked up. -This bay allows you to convert an unused 3.5" floppy drive space into two USB 3.0 ports. -Installation is quick and easy, and the unit is plug and play.