1.7 port usb 3.0 hub with portBackward compatible with USB 2.0/USB 1.1/USB 1.0 2.Connect 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: Compatible with all systems, LINUX Weight: about 280g (including packaging) CHIP: GL3520 Front Panel Ports: 7 USB 3.0 Type-A Female Ports USB 3.0 Connection Options: USB 3.0 20-pin Header Cable USB 3.0 Port Cable Mounting Options: 5.25inch CD-ROM Drive Bay Back Connectors: Power Connector,USB 3.0 Type-A Female Port, Power Connector Data Transfer Rate: Up to 5Gbps Product features: 19PIN to 7 USB3.0 Product use: 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 use 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 to enhance power and can provide enough current for 7 high-speed USB interfaces, solving the problem of insufficient power 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 power cord. Only the above package content, other products are not included. Note: Light and different displays may se the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.