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This is a config file reference. Click for instructions.

This page is reference material which explains every setting and option for this section of an MPF yaml config file. See the instructions for config files for formatting and other details. See our guide to config file examples for more examples of real configs in action.

Valid in
machine config files NO 🚫
mode config files NO 🚫

The markers: setting in your sounds: section of your config is where you configure markers which trigger events at certain points in playback.

Required settings

The following sections are required in the sound_marker: section of your config:


List of one (or more) events.

A list of one or more names of events that MPF will post when this marker is reached during sound playback. Enter the list in the MPF config list format. These events are posted exactly as they're entered.


Single value, type: time string (secs) (Instructions for entering time strings).

The marker time (in seconds) relative to the beginning of the sound file.

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