Smart Phone and how does it work in many fields ?

In U.S., the mobile phone towers and antennas are often disguised. Engineers have developed ways to install the equipment into telephone poles, clock faces, church roofs and even in signs. Even mobile phone tower is often disguised as plastic trees.

70% of mobile phones are manufactured in China.

Most will answer by saying iPhone 4 but allow me to correct you here. iPhone was the first smartphone to feature a successful Facetime Vidoe Calling. Video calling existed way before iPhone 4, though. The first set of phones and networks that supported video calling emerged in 2003 but they were brutally harsh on batteries and thus weren’t widely adopted. In the US, Motorola A845 was the first phone to feature video calling.

A report has revealed that Japan has got nearly all their smartphone waterproof. Why so? Well, people in Japan love to use their phone while showering! The phone has become such a bathroom companion for Japanese folks that almost 90% of the smartphone there are waterproof!

Around 80% of the world’s population has a mobile phone.

More than 90% of adults have their mobile phone within arm’s reach all the time.

There are more mobile phones than PCs, the ratio is 5 times.

More than 4 billion people own mobile phones. But only 3.5 billion use a toothbrush.