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telephone
this was the first ever telephone -
rotery
this phone had a dial pad that required you to spin it to dial the numbers. -
push button telephone
this telephone had a pad of numbers that you could simply wouch the numbre to dial it. -
push button telephone
this phone had a bigger inprovement on the push button -
telephone with a keyboard
this telephone has letters on it to save numbers in it. -
touch screen phone
these phones had a keyboard and a touch screen with a memory card to save numbers. -
touch screen telephone
this phone had inprovements to the touch screen and keyboard -
1st gen iphone
this phone was fully touch screen with a pop up keyboard -
ipone 4
this phone had more improvements to the touch screen -
galaxy s5 active
this phone had a full waterproof and shatter proof screen
