Nowadays, Mobile Phone, the essential equipment in our daily life, has gradually become a more and more complex device. A mobile phone may come with a flat design, quad band GSM, TFT touch screen, Bluetooth FM radio, and dual SIM cards. There are other excellent features that go beyond our expectation to some extent. Maybe this proves that what limits is our limitation. The power of modern technology is infinite and boundless.
As the mobile phone growing in design and function, it