# Welcome to the Highcharts Gantt JS (gantt) Options Reference

These pages outline the chart configuration options, and the methods and properties of Highcharts objects.

Feel free to search this API through the search bar or the navigation tree in the sidebar.

# plotOptions.xrange.sonification.tracks.mapping.tremolo.depth.max

The maximum value for the audio parameter. This is the highest value the audio parameter will be mapped to.