1.7 port usb 3.0 hub with portBackward with USB 2.0/USB 1.1/USB 1.0 2. up to 7 USB 3.0 devices 3.Fit any 5.25inch computer case front bay SuperSpeed USB 3.0 supports up to 5 Gbps of bandwidth 4.Support variety of USB devices including scanners, printers, digital cameras, camcorders, speakers, mice, keyboards, external drives, MP3 players and more. description Material: ABS&metal Color: Black & Blue Wire length: 8CM Product Packaging: Color Box Product Interface: USB 3.0 19PIN Support System: with all WINDOWS systems, LINUX Weight: about 280g (including packaging) CHIP: GL3520 Front Panel Ports: 7 USB 3.0 Type-A Female Ports USB 3.0 Connection : USB 3.0 20-pin Header Cable USB 3.0 Port Cable Mounting : 5.25inch CD-ROM Drive Bay Back Connectors: SATA Connector,USB 3.0 Type-A Female Port, SATA Connector Data Transfer Rate: Up to 5Gbps Product features: 19PIN to 7 USB3.0 Product : With the popularity of USB3.0, more and more motherboards now have a USB3.0 19pin socket, the chassis does not have a front USB3.0 port, you can this panel, as long as through the panel A 19PIN socket is plugged into the mainboard, which leads to seven front USB3.0 ports and is installed in an idle optical drive. USB3.0 adds SATA to enhance and can enough current for 7 high-speed USB interfaces, solving the problem of insufficient supply for the front chassis. Hardware requirements: With two USB3.0 20Pin interface boards or adapters, with a 5.25-inch optical drive chassis. Note: This product can transfer 7 USB 3.0 as long as one 19PI Package Contents: 1x drive panel 1x19PIN-AM line 5x fixing screws 1x cord. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.