It broadcasts 24/7 with the lullabies, and it claims that it offers "The softest possible musical instrumentalization and arranging to promote sleep and calm, but also to allow parents to hum lullabies.
According to the le Parisien, it features over 600 titles for children of 0 to 3 years.
[3] The Le Monde website states that it: "emphasizes that of their [the baby's] learning skills, their logic and memorisation, but also of promoting their concentration.
"[4] According to the founder, Julien Bocher, his inspiration behind the idea was "relatively alone at home, when I was a kid, it was the radio, and especially the top 50 [a music list].
"[5] Their main playlist is called "Lullabies Radio Doudou," and it has about 1.6 thousand monthly listeners, though their 5 most popular songs have all surpassed 200,000 listeners in total.