15 Hours Playtime - Picun E2 Kids Bluetooth Headphone can be used continuously up to 15 hours. For a kid, it can be used several days after a full charging. Do not worry about the trouble from lacking of power. The package includes a 3.5mm audio cable.

Environment Friendly Materials - E2 Bluetooth Kids Headphones were specifically designed for kids age 2 and older. Be made of safe food grade ABS plastic material that is good for health of kids, no radiation, safe, comfortable touch feeling, no BPA.

Limited Volume 85 dB for Hearing Protection - Kids Bluetooth Headphones limits the maximum volume at 85 dB. 40mm dividers with Bluetooth 4.1 technology produce clear and safe sound. Please remember to remind your kids every 1-2 hrs to get the ears relax.

Comfortable and Collapsible Design - The ergonomic headband can be adjusted flexibly, the durable sliders can be extended to adapt to the growth of kids, perfect for them. Hypo-allergenic cushions protect kids skin, foldable design is convenient to carry.

Precautions - Picun E2 kids Bluetooth headphones can change the prompt language by pressing the "volume +" button twice in a row. And whatever it is blue headphones or pink ones, the printing on the package both are the pink headphone, please understanding.