UCEC 5.25 Inch Front Panel USB Hub with 2-Port USB 3.0 & 2-Port USB 2.0 & HD Audio Output Port & Microphone Input Port for Desktop [ 20 Pin Connector & 2ft Adapter Cable] Best Extra USB Front Panel for PC --- Convert your unused 5.25 CD-ROM drive space into 2 USB 3.0 ports + 2 USB 2.0 ports + 1 HD Audio output + 1 Microphone input. Durable & Compact --- Sturdy mental construction and anti-corrosion coating endure wear and tear, ensuring long-term use. Super Speed --- Super-Speed USB 3.0 supports data transfer speeds up to 5 Gpb/s. Backward compatible with USB 2.0 / 1.1. Widely Applications --- Plug and play. Don't need the external power supply. Compatible with Windows XP/Vista/7/8/8.1/10. Buy with Confidence --- UCEC provide 24-hour online tech support and the 100% satisfaction guarantee. Ports: 2 x USB 3.0 SuperSpeed Ports, 2 xUSB 2.0 Ports, 1x HD Audio Output, 1 x Microphone Input Fits: 5.25&#034; Open Bay Space Cable Length: 80cm Compatible with Windows Vista/XP/7/8/8.1/10 Hot swap, Plug and Play Super-Speed USB 3.0 supports data transfer speeds up to 5 Gb/s (maximum). Backward compatible with USB 2.0 / 1.1 1x UCEC 5.25 Inch Front Panel 1x Pack of Screws 1x 19Pin/20Pin USB 3.0 Cable 1x 9Pin USB 2.0 Cable 1x 9Pin HD Audio Cable