..., speed, volume) and mute channels;
and soon, with a new GTK3 interface, with which you can sing in fullscreen!
Moreover, usage of EasyBashGUI allows user to fit Bash!Karaoke look'n'feel to his taste,depending on wich Desktop Environment he uses or prefers( KDE, GNOME or other), through GtkDialog, KDialog, Zenity,or even bare (c)dialog.
Please take the survey here: http://bashkaraoke.altervista.org/bk/en/sondaggio/