Mayubaby Brown Noise & Heartbeat
Mayubaby Brown Noise frequency will do wonders to help your baby sleep better.
Our signature sound replicates the soundtrack of the womb and has a profound calming effect for babies, helping them sleep longer and sounder.
Download this 12h long mp4 file and use it anytime, anywhere on any device.
BTW, it's great for adults too! Sleep like a baby...