Rescue your audio with the Pack of 3 External USB 7.1 Sound Cards. This essential bundle is the perfect fix for laptops or desktops with faulty 3.5mm audio ports. Simply plug into any USB 2.0 port to instantly gain a high-quality headphone output and microphone input. Featuring 3D Virtual 7.1 Sound Simulation, these adapters enhance your gaming and movie experience without needing complicated drivers. Compact, durable, and bus-powered, it’s the ultimate "spare tire" for your audio setup.