The Frozen II Kids Bluetooth headphones feature all of your kids favourite characters from Disney's Frozen II movie. The Stereo Bluetooth headphones are equipped with reduced volume to provide a safe and optimal listening experience for your children, which means great sound and peace of mind! The kids Frozen Bluetooth headphones are easy to use: simply connect to your Bluetooth enabled device and your child will have hours to listen to music, watch TV, play games, and chat wirelessly with the built-in mic. The auxiliary function connects to any audio device with an auxiliary input, giving you the option to simply plug and play. Features Bluetooth Version: V5.0 Chipset: JL chipset Bluetooth Distance: 10M Impedance: 32Ohm Frequency Range: 20-20kHz Sensitivity: 85dB Battery: 350mAH Driver Size: 30mm Charging port type: micro USB Charging Time: 2 hrs Play Time: 6 - 8 hrs Accessories: AUX cable and USB cable, user manual Bluetooth Built-in Mic Specifications Product Dimensions: 16 x 7 x 18 cm Package Dimensions: 30 x 7 x 21.5 cm Weight: 0.5KG Recommended Age: Suitable for 3 years and above This toy is not suitable for ages under 3 years: It contains one or more of the following items marbles; small ball; or small parts. Recommended Age: Suitable for 3 years & Up