AstoundSound Expander gives you a different audio listening experience. AstoundSound Expander enhances the sound quality of your computer without having to buy sound cards or expensive high-end speakers. AstoundSound Expander's technology runs on both Mac and PC, and uses only a small amount of memory in processing and improving your computer's audio output. With the small amount of memory used by the program, users can enjoy playing games, watching videos, and listening to music without having to worry about their system's memory being eaten up by the program. AstoundSound Expander captures and processes audio in real-time, making the aural experience richer and fuller. AstoundSound Expander also has customizable settings that allow you to adjust audio quality according to your preference. AstoundSound Expander's 4-D Spherical Sound Technology gives you a different sound experience, making you feel like you're surrounded in the sound. AstoundSound Expander is a perfect tool for people who are looking for a different listening experience from their computers without the need of buying expensive hardware.