- 35 times clearer then on-board audio
- Supports latest DS3D GX2.0 for gaming on Vista & XP
- Dolby home theater technologies
- Low-profile bracket bundled
- S/pdif connect to vga cards for hdmi output
- Built-in Headphone AMP
-- Powers up every sound detail in gaming
-- 3 gain modes for different usage scenarios
- Dolby® Headphone for an immersive 5.1 surround imaging
- GX2.5 for realistic 3D audio effects
Built-in Headphone AMP to power up every sound detail in gaming3 headphone AMP gain modes for different usage scenarios - VOIP, pro-gaming, exciterDolby® Headphone technology for an immersive 5.1 surround experienceASUS exclusive GX2.5 gaming audio engine for realistic 3D audio effects 
- 192k/24bit true PC Hi-Fi audio presentation
- Immerse yourself in 3D gaming sound with GX2.5 audio engine
- Enjoy lively home theater audio through DTS Connect technology
GX2.5 for realistic 3D gaming audio effectstsDTS® Connect technology for an immersive 7.1 surround experience192k/24bit True PC Hi-Fi EnjoymentSwappable OPamp socket - Tune up your own sound with easeAuto-detect front-panel - best flexibility and connectivity 
- Powered by complete Dolby Home Theater technologies
- Supports latest DS3D GX 2.0 for gaming on Vista & XP
- VocalFX voice processing technologies to make gaming and online chat more lively and attractive
- Delivers ~35 times cleaner audio quality (116dB SNR) than most motherboard audio (85dB SNR)