Power MP3 Cutter(MP3 Sound Cutter) can cut mp3 or wav sound piece from big mp3 or wav format files directly. You can add fade-in and fade-out effect to the exported audio easily. You can also choose to cut selected audio or unselected audio. Another powerful function is that it can do batch cut job, give it a cut job list, it will do the job one by one automatically. By using high quality decoder and encoder, the sound quality loss will be minimized.