Help Audio, Video & Images How to use Audio Ducking (Voice over Music) Upload a music track and a voice track. The tool automatically lowers the music volume when speech is detected, creating clean voice-over mixes ideal for videos, podcasts and presentations. Open the app On this page Settings What you get Settings Music Track Setting What you enter Default Upload Music required MP3, AAC, FLAC, ALAC, WAV, AIFF file, up to 70 MB – Voice Track Setting What you enter Default Upload Voice required MP3, AAC, FLAC, ALAC, WAV, AIFF file, up to 70 MB – Threshold (e.g. 0.1) required Number 0.1 Ratio (e.g. 6) required Number 6 What you get Download Ducking Audio Related guides 8D Audio Converter 8D Audio Generator Accelerating Echo Add Silence to Audio New Album Preview Generator Ambient Sound Generator