Upgrade your PC with this convenient 3.5-inch front panel! It features 4 ports, including two high-speed external USB 3.0 ports, an HD audio output port, and a microphone input port. Enjoy stable data transfer thanks to the tinned copper conductor and triple shielding layers in the high-speed USB 3.0 cable. The HD audio scheme provides greater transmission bandwidth, high playback accuracy, and strong interference immunity compared to AC97. Compatible with Windows XP/Vista/Server/7/8/10, Linux, and other operating systems. Easy to install and use without any drivers or external power supply required. Simply connect to the interface and enjoy plug-and-play functionality. Item Type: USB Front Panel Material: Iron Product Size: Approx. 102 x 94 x 25mm / 4.0 x 3.7 x 1.0in Expansion Interface: 2 x USB3.0, HD AUDIO Installation Mode: Front Floppy Drive Mode Installation Line Length: Approx. 74cm / 29.1in Scope of Application: Suitable for expanding the front I/O interface of a computer chassis with a 3.5-inch floppy drive, facilitating the connection and disconnection of USB and audio devices and the use of the motherboard's expansion port. Includes: 1 x USB Front Panel 1 x HD AUDIO Cable 5 x Screws 1 x Screwdriver