Bone conduction technology eliminates the discomfort of wearing headphones at the same time will not affect others. And the technique is also applied to some devices which are placed into mouth.
We create a set of simple sound playing device by using a power amplifier, small oscillator, data cable and power cable, and finally connect fork as the media of broadcasting sound.
After the play of music, the sound that comes out from the mouth is clear. It can be felt in the handle, which can be solved through wrapping some materials like rubber.