- Language: German - Original Kekz audio chip model DE-DDF-3852, designed for Kekz headphones - Offers approximately 65 minutes of audio games, music, and educational content - Recommended for children from 6 years old, encourages independent learning - Intuitive use: simply place the chip in the headphone to start listening - No screens, downloads, mobile phone, or internet connection required - Maximum volume of 85 dB for safe listening, endorsed by pediatric specialists - Includes exclusive Kekz Originals content, music for dancing, singing, and learning - Ideal for travel, activities at home, or on the go thanks to its compact size and lightweight