Replicates the monotonous, low-frequency environment of the womb.
When used consistently, it acts as a psychological signal that it is time for bed. Gerçek Anne Piş Piş Sesi
Use the sound as part of a broader routine including swaddling and rocking. Replicates the monotonous
Place the sound source approximately 7 feet away from the baby's crib. Gerçek Anne Piş Piş Sesi