Features: 1.Convert an unused floppy drive space into 4 USB 2.0 and 2 USB3.0 interfaces 2.Plug and play, don't need the power supply 3.6 USB interfaces enable 6 devices fast charging and high speed data transmission simultaneously, convenient and efficient, effectively save your time 4.Sturdy metal construction endures wear and tear, ensuring long-term use 5.This front panel works with mainboard or riser card with USB3.0 20pin interface and 9 pin interface, a mainframe with a vacant 5.25in optical drive specification:Description: It is a multi-functional front panel with 4 USB2.0 and 2 USB3.0 interfaces. It ensures high speed data transmission rate between computer and USB devices without data damage and save time. Transfer videos, music, photos, and data files between USB devices and your computer at blazing fast speed. 1. Convert an unused floppy drive space into 4 USB 2.0 and 2 USB3.0 interfaces. 2. Plug and play, don't need the power supply. 3. 6 USB interfaces enable 6 devices fast charging and high speed data transmission simultaneously, convenient and efficient, effectively save your time. 4. Sturdy metal construction endures wear and tear, ensuring long-term use. 5. This front panel works with mainboard or riser card with USB3.0 20pin interface and 9 pin interface, a mainframe with a vacant 5.25in optical drive. 6. Support for Window2K / XP, for VISTA, for Windows 7, for MAC. : Material: Metal Color: Black 9 pin Cable Length: 0.6m / 23.6in 19 pin Cable Length: 0.8m / 31.5in Size: Approx. 14.8 * 15.5 * 4cm / 5.8 * 6.1 * 1.6in Weight: Approx. 408g Package List: 1 * Front Panel 1 * 19pin Cable 1 * 9pin Cable 5 * Screw