Whether you are a professional or an at-home enthusiast, WavePad has all of the tools you need to edit audio files. Typical applications include ringtones, voice-overs, trim sound bits. WavePad features: Supports a number of file formats including wave and aiff. Editing capabilities include cut, copy, paste, insert, trim. Effects include amplify, normalize, echo. Work with multiple files. Supports auto-trim and voice activated recording. Select sample rates from 8000-44100hz, 8-32 bits. Recording runs in the background and when the screen turns off.