Cute and fun appearance: This wireless headset comes with soft cushions and silicone headbands suitable for children. There are cute three-dimensional cartoon shapes on the earmuffs, so that your children can have their own perfect headset. Children's Bluetooth headset is suitable for children aged 3 and above.Speaker specification: 40mmBattery capacity: 150 mAhStandard: data cableTransmission range: within 10 metersBuilt-in Bluetooth wireless transmission, hands-free function for incoming callsStereo audio transmission protocolSupports playing MP3 songs stored in the memorySupports all audio inputs of external 3.5mm terminalsSupports FM automatic searchSupports rechargeablePerfect gift: This cute headset is a great gift for children. Whether it is daily use, study, work or entertainment, this headset is very suitable for accompanying children's activities. The exquisite cartoon packaging gift box makes everything more perfect.