AstoundSound Expander 3.0 is a software audio application that runs on your Macintosh or PC. Expander 3.0 runs in the background processing audio from all applications and takes any stereo audio as input and produces a significantly wider stereo image, while preserving center information, in real time. The result is said to be a wider, fuller and richer listening experience that can be easily heard. Read on to see if that is true.

Astoundsound Expander processes a single output of audio, and if you happen to have more than one output it allows you to choose the output you wish to use. It is much simpler to use than the SRS Labs' HD Audio Lab; basically, all you really have to do is install it and it sits in your system tray and processes the audio. But please don't take "simpler to use" as a negative, as that is just simply not the case. The audio sounds every bit as good as its competitor and it doesn't require a ton of adjustments. Astoundsound Audio Expander 3.0 is equipped with the ability to change the settings to choose between whether you want to listen to movies, music or games, as well as the ability to change the actual intensity of the effects processing and it has a preamp feature that lets you add or take away gain from the audio...