the cell phone is one of if not the greatest technoligical advancement of all time. the cell phone made commuication much faster but even it has not remaned the same thought all of time from its invention. I will tell you about the versions of the cellular divice.
THE first phone
alaxader gram invented this first phone in 1876, you talk into the cone/cylindar and it sends it in a tube to communiate short distences with another phone this version was big and did not allow for long range communication.
the dial up phone
the dialup phone allowed people to communicate over larger distences and and was much smaller this phone could also be drilled on a wall for easer acces. these phones used dial up internet meaning you could not use the computer and call at the same time.
the first ipone
The ipone was invented in 2007 and avalable for the market in 2009.It was invented by gates bill it was able to fit in your poket.With more computeing power then the first roket! It could call over any distence and was so small it could fit in your poket
summary
cellular communication divices have had many differnt forms and shapes over the centrys form big dialup phones to small iphones that can fit in your poket there are many of them and many improvements that have happened and many more to happen