Detailed Description  Why settle for basic, built-in sound? Your music and movies deserve Xtreme Fidelity. Add the Sound Blaster X-Fi Xtreme Audio sound card to your PC and turn your downloaded music into your own personal concert. Plus watch DVDs or downloaded videos with full cinematic surround sound. 108dB (20kHz Low-pass filter, A-Weighted) Total Harmonic Distortion + Noise at 1kHz: 0.006% (20kHz Low-pass filter) Recording: 24-bit/96kHz X-Fi Technology: * X-Fi Crystalizer * X-Fi CMSS-3D Virtual * X-Fi CMSS-3D Headphone Connectivity: * Speaker and Headphone connections for stereo to 7.1 (Line Out via three 3.5mm mini jacks) * Line In / Microphone In / Digital Out1 / Digital I/O2 (shared 3.5mm FlexiJack) * Auxiliary Line level Input (via 4-pin Molex connector) * Intel HD Audio Compatible Front Panel Header (2x5pin)