Google Nest Community

Download a third party music app. From there should let you cast to your device. May need to download the file to your physical device vs it maybe saving to your Drive. All else fails, try ok Google play river noises. It's similar and much louder

The real MVP

My kid had the worst sleep she had had in the past 6 months..wondering if the same applies here...seemed every 30 minutes to stir, cry and wake up

So very quiet. I have it turned up to 100% and can hear nosies two rooms away. Someone at Google needs to change this back ASAP