1、Audio Splitter: Compatible with most devices, with an audio splitter so that the mother to be and baby can enjoy music at the same time. 2、Clear Playback: Safe playback of music, lullabies and recorded sounds directly to the baby into the womb, with clear playback and good audio transmission performance. 3、Stretchable: Stretchable and adjustable to suit your head shape, suitable for small and large head shapes, easy to store and carry. 4、Foldable: Foldable design for easy portability, the headphones can be easily stored through the node design, saving space and making it easy to carry on the go. 5、ABS Casing: Belly speakers are designed with an ABS casing that is lightweight, hard wearing and durable for extended use in the home, hospital, office and many other places. 1 x Baby Belly Headphone Item Type: Baby Belly HeadphoneMaterial: ABSProduct Use: Fetal EducationProduct Features: with Audio Distributor, Allowing the Mother to Be and Baby to Enjoy Music at the Same Time