У вашего броузера проблема в совместимости с HTML5
https://producer.musicradiocreative.com/free-adobe-audition-presets/ Free Adobe Audition presets. These are 5 presets I use the most. I've designed them for use on radio jingles, DJ drops, podcast intros and any kind of audio production.
Get your own radio jingles from http://www.musicradiocreative.com