Lion: You can hear the sound from the toothbrush and vibration! : Have fun brushing your teeth
Children who are not good at brushing teeth can do something fun.
A strange toothbrush has been developed that can be heard by vibration.
Toothbrush: “for finish polishing”
Kyocera and Lion, jointly developed by Sony.
For children aged 1 to 5 years.
Connect the smartphone and play music.
The music can only be heard by the person (the brush touching in the teeth and mouth).