Diamond Xtreme Sound allows the user to experience high level, theater quality sound while watching videos, listening to music, and playing games all in 7.1 channel surround sound. This is an essential upgrade for anyone interested in increasing their computer audio experience while freeing up valuable computer system resources. Digital optical output provides a multichannel, pure digital, distortion-free signal that can be connected via a single optical digital cable thus eliminating multiple cable connections and ensuring high fidelity audio for your home theater experience. A multi-track recording/editing studio Audacity can record live audio through a variety of sources, such as a microphone, or line in on the Xtreme Sound card. Level meters help monitor volume levels before, during, and after recording. You can dub over existing tracks to create multi-track recordings. You can Import sound files, edit them, and combine them with other files or with new recordings. Export your recordings in several common file formats, such as WAV and MP3.