Xonar U3

Turn your NB into a personal Hi-Fi center with Xonar U3
  • Headphone amplifier: Extra bass punches and sound details
  • Dolby Home Theater: Complete Hi-Fi enjoyment
  • GX2.5: for the most immersive in-game experiences
  • Hi-Fi class audio: Powered by exclusive Hyper Grounding technology
Xonar U3
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Pocket-sized Incredible Sound


Turn your NB into a personal Hi-Fi center with Xonar U3
Get a BIG UPGRADE from USB audio with Xonar U3’s crisp and clear sound for music, movie, gaming and VOIP enjoyment!

Turn your NB into a personal Hi-Fi center with Xonar U3		 Headphone Amplifier
Headphone Amplifier
Superb headphones listening experiences
High-performance headphone amplifier with adjustable gain levels driving your headphones/ headsets to it’s full-performance stage.
Dolby Home Theater
Dolby Home Theater
The best surround sound experiences
The Xonar U3 is a pocket-sized, portable USB audio card with complete support for a wide variety of Dolby Technologies for your Hi-Fi enjoyments.
GX2.5
GX2.5
For realistic 3D audio effects
Enjoy up to 128 different sound effects played simultaneously for a realistic 3D experience!
Hi-Fi class audio
Hi-Fi class audio
Clean, clear and pure
Xonar exclusive hyper-grounding technology, which works like a watershed to separate audio signals from noise to provide clean and clear sound.

Hardware Interface

Removable Cover
Attached to the main body which eliminates the possibility of losing the cover.

Removable Cover
A handy split ring
Attaches to your key-ring or lanyard for maximum portability.

A handy split ring
Blue LED Light
A blue light indicator illuminates when the Xonar U3 is active!

Blue LED Light
Convenient USB extension cable
Because of space, convenience or décor, sometimes you need a longer USB 2.0 cable.

Convenient USB extension cable
S/PDIF TOSLINK optical adapter
Ready for you to enjoy digital output right out of the box!

S/PDIF TOSLINK optical adapter
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