- Kekz audio chip DE-BMI-3746 designed for children from 3 years old - Includes children's stories such as Maya the Bee: The Rain Dance and Mysterious Clues - Approximately 63 minutes of educational and entertaining audio content - Works without downloads, mobile phone, or Internet connection - Intuitive control that encourages children's independence and reduces screen time - Volume limited to 85 dB for safe listening, in accordance with pediatric recommendations - Easy to use: place the chip in the Kekz headphones and start listening - Perfect for travel, home entertainment, and auditory development