The illustrations show two stages in the development of the mobile phone. Summarise the information by selecting and reporting the main features and make comparisons where relevant.

The figure depicts two stages in the advancement of technology of cell phones. overall, we can see the very usual old model having very less features on the contrary we can see the new model with advanced specifications. The old model is basically 130mm in length and 50mm in breadth. It has black and white display however keyboard has 15 keys with one function selecting key in the center. The new model is comparatively lighter having almost half the weight and key pad is longer and slimmer with lots of digits for various functionalities. it has full color display with many additional features like camera with video recording, internet, music player, multi player games etc however both have earphone on top for clear audio. All in all, i would say contemporary mobile phones are much thinner and light besides having other facilities it somehow outraced early phones which are not much attractive and doesn't provide other necessities. Besides this camera and video facilities are unavailable which cant be inevitable.