Enhance your audio experience with this versatile USB to 3.5mm jack adapter, the perfect solution for connecting your headphones or microphone to a USB 2.0 port. This external unit is designed with a 3.5mm output audio port and supports a stunning 7.1 channel sound system, delivering rich, high-quality audio performance. The compact and convenient design makes it an essential accessory for on-the-go listening and recording. With easy plug-and-play connectivity, this single-unit sound card is a practical addition to any digital audio setup, offering an effortless upgrade to your existing sound system.