Use this device directly to the USB 19PIN and HD-AUDIO into 2 USB3.0 interface and Audio 3.5mm interface, installed in the 5.25-inch optical drive bay position. Hardware requirements: The motherboard must have USB3.0 19PIN interface and Type-E interface. 2-port usb 3.0, 1 Port Audio 3.5mm, meet different needs. Easy installation,wear and tear, plug and play, no external power. USB 3.0 supports data transfer speeds up to 5 Gpb/s. Backward compatible with USB 2.0 / 1.1. Compatible with for WIN7/8/10/11/2003/for /LINUX. Extend interface, add ports, modify old machine. Interface: 2xUSB-A+1xheadset Input interface: USB 19PIN+HD-AUDIO Interface rate: USB-A 5Gbps Installation position: 5.25-inch optical drive bay Supported systems: for WIN7/8/10/11/2003/for /LINUX Notes: When inserting the 9PIN audio cable, it automatically prompt that the earphone has been inserted (normal phenomenon) The audio seat is a 4-section earphone/microphone integrated Colour:Black Material:Metal Package Contents: 1 x front panel Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.