Through the internal to the unique structure vibration, to that of the rigid body produce resonance, thus driving rigid body resonant voice, here said the rigid body is to point to all being hard and thin objects, such as: desktop glass metal and so on, we only need to put the product gently of their face, resonant sound voice box is that they can be a soft fruity, clear lifelike music.

Resonance speaker box is a low voltage working equipment, environmental adaptability and security is ...