- Original Kekz audio chip model DE-FIN-3319, designed for children from 4 years old - Includes the Disney story 'Finding Nemo' with approximately 60 minutes of playback - Exclusively compatible with Kekz headphones, easy to install and use without the need for a mobile phone or internet - Volume limited to 85 dB to protect children's hearing, following pediatric recommendations - Promotes safe entertainment, screen-free and with intuitive handling for autonomous development - Offers educational content, audio games, and music for dancing and singing, ideal for travel and leisure time