Bone conduction is a way of sound conduction, which converts sound into mechanical vibrations of different frequencies, and transmits sound waves through the human skull, bone labyrinth, inner ear lymph, spiral organs, and auditory center.

As early as the 18th century, the principle of bone conduction helped Beethoven, a great composer who was deaf, hear beautiful music again. Beethoven tried a technique invented by Giovanni Filippo Ingracia at the time. He bit a stick connected to the piano and he could hear the music from the jawbone. This is actually sound. Early application of the principle of bone conduction.

The emergence of bone conduction headphones was in 1935. Edgar Hand first began to equip patients with bone conduction earphones to help them hear their surroundings. Later, bone conduction was gradually included in the scope of medical research. It is widely used in the field of military and police until the formation of electronic consumer products in the early 21st century and is known to the world.

Nowadays, bone conduction earphones are mainly used as sports earphones, such as running, cycling, and climbing. It provides another option for people to listen to music during exercise, which is convenient and convenient.

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