Features 1、Using for CMI8738 5.1 multi‑channel audio chip, compatible for DirectSound 3D and EAX audio effects. 2、6-channel surround sound output, support front left/right, surround left/right, center/subwoofer, S/PDIF-Out interface. 3、Has the function of eliminating noise balance when turning off or turning on the computer. 4、Provide surround sound field and clear sound quality, suitable for home theater, large-scale 3D games, enjoy music and other entertainment. 5、Supports PC computer systems with PCI‑Express slots such as for Windows 7/Vista/XP 32/64‑bit. Specification Item Type: Sound Card Material: PCB Color: Black board Sound Chip: For CMI8738 Transfer Type: PCI-E to 3.5mm x 5 Pink Port: Microphone input Orange Port: Line input Green Port: Front output Blue Port: Rear output Black Port: Bass Applicable Equipment: PC computers with PCI-Express slots that support for Windows 7/Vista/XP 32/64-bit and other systems How to Use: 1. Open the computer case and remove the rear block 2. Insert the sound card into the corresponding PCI-Expres slot 3. After installing the chassis, turn it on, read the drive disk, install the drive and use it Package List 1 x Sound Card 1 x Driver CD