The NOS Creative Sound Blaster X-Fi Xtreme Audio SB0790 PCI 7.1 is an internal sound card manufactured by Creative. It features 7.1 channels and 3.5 mm input audio ports. This product comes with a 1-year manufacturer warranty and is compatible with PCI ports. Made in China, this sound card is designed to enhance audio performance and quality for computers and gaming systems. The X-Fi Xtreme Audio model is known for its superior sound abilities and is a popular choice among audio enthusiasts and gamers looking to upgrade their sound system.