# sudo apt-get install ffmpeg mp3wrap mp3splt ubuntu-restricted-extras lame
# To cut mp3 fail in an open window to save the start time and end :
# Example :
# Start cut: Finish cut:
# 00.00 00.52
# Тhis will cut the first 0:52 second of MP3 :

# Start with the right button Scripts - Cut-mp3 * the file that will cut the :