Cmi8738 Chip : Experience unparalleled sound clarity with our advanced sound card featuring the CMI8738 chip, delivering a 120dB signal-to-noise ratio. Full Duplex Playback : Enjoy seamless audio streaming and recording simultaneously without any interference or lag. 3D Spatial Positioning : Immerse yourself in a realistic audio experience with 3D spatial positioning sound effects that bring your games and movies to life. Compatibility : Our sound card is designed to work seamlessly with Windows 98, Windows 2000, XP, and NT operating systems. Surround Sound : Enhance your audio enjoyment with support for 4-channel surround sound output, making every listening experience more engaging. For audiophiles seeking perfection, our Sound Card is meticulously crafted to deliver an exceptional auditory journey. Equipped with the CMI8738 chip, it ensures a crystal-clear sound reproduction, unmatched by ordinary sound cards. Experience the future of audio with its 120dB signal-to-noise ratio and full duplex playback capabilities. It's not just about sound—it's about transforming your computer into a concert hall.