THX certified Sound Blaster Audigy 2 ZS Platinum has 24-bit ADVANCED HD audio, 108dB SNR clarity across 8 channels, it was the only available PC platform to deliver Advanced Resolution 24-bit DVD-Audio playback in 24-bit/192kHz stereo and 24-bit/96kHz 5.1 surround. The included Audigy 2 ZS Internal I/O Drive provides enhanced front panel connectivity. EAX ADVANCED HD effects produce ultra-realistic sound in supported games and multi-channel playback in 5.1, 6.1 and 7.1 with over 400 existing 3D games. EAX ADVANCED HD acoustic enhancements dramatically improve all your music with features including Bass Boost, Graphic Equalizer, Audio Clean-Up.