No drivers needed, Plug & Play. Easily add a 3.5mm TRRS aux port for your devices, or use it as a replacement for a failed USB sound card audio adapter. Built-in smart chipset for high-speed audio signal decoding and offer a full and delicate tone, highly restored quality sound. 3.5mm to USB jack audio adapter ideal to connect a TRRS 4-pole CTIA 3.5mm headset, TRRS mic or speaker to PC via USB interface. Easily add a 3.5mm TRRS aux port for your devices, or use it as a replacement for a failed USB sound card audio adapter. Audio Signal: 32Bit / 384KHZ Sound Quality: Clear Voice Transmission The premium adapter is engineered with high-quality materials and is built to last, It can resist external damage and avoid being bitten by pets， giving you peace of mind. Premium Cable Materials This aux-to-USB adapter tightly combines 20 Strands of three Cores, enamelled copper, and soft and durable PVC covers. Its high-density shielding protection ensures high stability sound transmission, and a soft touch. Robust Black Red Metal Housing ensure a resistance, anti-corrosion, solid protection, and charming out looking. 3.5mm to USB jack audio adapter ideal to connect a TRRS 4-pole CTIA 3.5mm headset, TRRS mic or speaker to PC via USB interface. Colour: Black Red Audio Signal: 16Bit Acquisition Rate: 44.1K/48K Cable: PVC cover, OD 4.0 Size of the USB port: 1.77inch x 0.79inch