USB Egg Vibration Speaker which is a perfect combination of technology and design. It can drive any hard surface like wood, glass, wall and stone etc... to send out music/sound in a wonderful sound quality. You can hear various materials around you, which play different music quality in different sides, and you'll enjoy yourself in the freedom of music. The new sound principle will bring a new musical life style to you. Lights soothe mood, the changing light gives you sensation of relaxation. It brings harmony to your workplace and calms your mind.