bluetooth earphone - With the external design of silver metal feeling and hairline I put more elegance in the product, and as people use Bluetooth earphone mostly in the open air to revive the best design reflected to the light, the concept of which was reflected I put the product side to up, down, left and right to the way that is extended naturally later to the light reflected and to produce various forms of light according to the side direction. Also in side view you can see stylish aspect lightly with curve.