# sox > SoX - Sound eXchange > Play, record and convert audio files > Audioformats are identified by extension - Merge two audio files into one `sox -m {{audiofile1}} {{audiofile2}} {{output_filename}}` - Trim an audio file to the specified times `sox {{input_audiofile}} {{output_audiofile}} trim {{start}} {{end}}` - Normalize an audio file (adjust volume to the maximum peak level, without clipping) `sox --norm {{input_audiofile}} {{output_audiofile}}` - Reverse and save an audio file `sox {{input_audiofile}} {{output_audiofile}} reverse` - Print statistical data of an audio file `sox {{audiofile}} -n stat`