Features: 1.Make full use of idle optical drive, built-in 20pin USB3.0 front end 7 USB3.0. 2.Wide compatibility, accord with USB3.0 interface , backward compatible with USB2.0 / 1.1. 3.High speed transfer rate, USB3.0 interface maximum transfer rate up to 5Gbps. 4.The panel can connect 6 external USB devices at the same time. 5.Support USB hot swap, which is very convenient to use. specification:Description: With the popularity of USB3.0, more and more motherboards now have a USB3.0 19pin socket, and the chassis does not have a front USB3.0 port. In this condition, you can insert a 19PIN socket and a 9PIN socket into the motherboard through this panel and create 2 front USB3.0 interface and 4 USB2.0 interface + a BC1.2 fast charging interface, installed in the idle drive position. USB3.0 and USB2.0 add SATA to enhance power, which can provide enough current for the fast charging interface, which solves the problem of insufficient power supply in front of the chassis. Make full use of idle optical drive, built-in 20pin USB3.0 front end 7 USB3.0. Wide compatibility, accord with USB3.0 interface , backward compatible with USB2.0 / 1.1. High speed transfer rate, USB3.0 interface maximum transfer rate up to 5Gbps. The panel can connect 6 external USB devices at the same time. Support USB hot swap, which is very convenient to use. With a large 4-holes power base, strengthen the power supply and solve the problem of insufficient power supply of the front USB port. Support for Windows 2K / XP / VISTA / Win7 MAC. : Product Name: 2-port USB3.0+4 port USB2.0+ fast charging drive panel Product Master: FE1.1S Product model: PAN5U1C-F01 Product color: black Product size: about 14.7 * 7.7 * 4.2cm / 5.7 * 3 * 1.6in Package List: 1 * Optical Drive Panel 3 * Connection Cords 5 * Fixing Screws Note: 1. You need prepare a motherboard with two USB3.0 19Pin connectors or a adapter card and a 5.25-inch optical drive chassis if you have the desire to purchase this product. 2. This product can create 2 USB3.0 and 4 USB2.0 interfaces with one 19PIN and one 9PIN.