How many volume levels does the Soundcenter have? September 30, 2020 14:41 Updated The Soundcenter has 25 volume settings. Related articles How do I turn the sound on for my Travel Mini? How do I set the timer on the Whish sound machine? Which product is loudest? How long will the battery last on the Travel Mini Sound Machine? What is the difference between the Dohm Uno and Dohm Classic?