This PCI-E audio card has a built-in special sound card for small card K singing, and has the following characteristics: 1. High-quality sound recording: The audio card adopts high-quality audio processing chips and circuit design, which can provide excellent sound quality performance, record clear and realistic sound, and make the singing performance even better. 2.,This PCI-E audio card has a built-in special sound card for small card K singing, and has the