Listen to Tranquil Sleep Sounds for Infants online. Tranquil Sleep Sounds for Infants is an Instrumental language song and is sung by Ultimate Music, Calm Pets and Calm Pets Music Academy. Tranquil Sleep Sounds for Infants, from the album Relaxing Lullaby for Baby's Tranquil Night, was released in the year 2025. The duration of the song is 2:39. Download Instrumental songs online from JioSaavn.