Welcome to the store! 1、4 Ports: This 3.5-inch front panel features a total of 4 ports, providing two external USB 3.0 ultra-high-speed ports, one high-definition audio output port, and one microphone input port. 2、Excellent Stability: The conductor in the USB3.0 high-speed cable adopts tinned copper and three shielding layers, which improves the stability of data transmission. 3、Strong Anti-Interference: The audio interface on the USB 3.0 hub front panel uses a high-definition audio scheme. Compared with AC97 in the chassis, it has a larger transmission bandwidth, high playback fidelity, and strong anti-interference. 4、Compatible System: The USB front panel adapter is compatible with Windows XP/Vista/Server/7/8/10, Linux, and other operating systems. 5、Convenient Use: The USB 3.0 front panel is simple to use and operate, without installing any driver or external power supply. It can be used by plugging in the interface, and it supports hot plugging. 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 Location: Front Floppy Drive Bay Installation Cable Length: Approx. 74cm / 29.1in Scope of Application: It is suitable for expanding the front I/O interface of the computer case with a 3.5-inch floppy drive, facilitating the plugging and unplugging of USB and audio devices, and utilizing the motherboard's expansion port. Package Includes: 1 x USB Front Panel 1 x HD AUDIO Cable 5 x Screw 1 x Screwdriver Your 100% satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will give you the best solution!