[RGB LED Lights Hearing Protection]: Give RGB light to the music/phone call with the bluetooth kids headphones. Just press and hold for 2 seconds the Telephone button to turn on the lights, which pulse to the rhythm of the . Let your child become a shining star Built in volume-limiting circuitry keeps the sound 94dB to protect your childs hearing.[Bluetooth 5.0 Connection Built-In HD Microphone]: No more worries about the tangled wired headphones. ear kids wireless headphones adopts the latest Bluetooth 5.0 to making connections more stable. Play, pause, /previous song, , and end phone calls with of button. The built-in HD microphone of kids bluetooth headphones allows you to make calls and recording sound .[ Using]: It takes only one hour to fully charge and can be used continuously for 40 hours. When the headphones are out of power, you can use the audio cable to listen to .[Memory-protein Ears Pad Foldable and Adjustable]: Memory protein ear cushions are comfortable and breathable for childrens ears. The important thing is that it will help childrens memory. The adjustable headband allows the child to adjust to a comfortable position to put on the headphones.Colour:blackMaterial:plasticPackage Contents:1 x HeadphonesOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.