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

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

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# accessibility.series.descriptionFormatter

Formatter function to use instead of the default for series descriptions. Receives one argument, `series`, referring to the series to describe. Should return a string with the description of the series for a screen reader user. If `false` is returned, the default formatter will be used for that series.