New sealed One headphones included in this order Features: Kid safe technology built in volume limited controls how loud your child?s music is in their ear. The PJ MASKS Kid Safe Headphones are designed specifically for children ages 3-9, with features to ensure their safety and comfort. These multicolor headphones come in a double earpiece design with a headband, making them suitable for live monitoring. With volume limitation and Bluetooth wireless technology, these headphones provide a fun and safe listening experience for young users. The manufacturer warranty of 3 years and 3.5mm jack connectivity further enhance the quality and convenience of this on-ear headphone model.