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Martin Cooper invented the first cellular phone 40 years ago. "Looking Back on 40 Years of the Cell Phone." - Images. N.p., n.d. Web. 02 Oct. 2015. http://www.gizmag.com/mobile-pnone-40-year-anniversary-photos/25677/pictures#28.
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In emergencies Mortoras battery is flat, so it would take AA batteries instead. also has no memory for numbers, you had to rely on the SIM card. "Motorola D160/MR201/Memphis." Motorola D160/MR201/Memphis. N.p., n.d. Web. 02 Oct. 2015. http://www.mobilephonehistory.co.uk/motorola/motorola_d160.php.
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3310 introduced a new function allowing people to chat on-line using texts, also have your own screen saver and voice activated dialling. "Nokia 3310." Nokia 3310. N.p., n.d. Web. 02 Oct. 2015. http://www.mobilephonehistory.co.uk/nokia/nokia_3310.php.
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Sumsung Blackjack has 65,000-color output and 320x320 pixel resolution the images and video have gotten much better, colors are bright, and text is extra sharp. "Samsung BlackJack SGH-i607 (AT&T) Review - CNET." CNET. N.p., n.d. Web. 05 Oct. 2015. http://www.cnet.com/products/samsung-blackjack-sgh-i607-at-t/
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This has the highest resolution display built into a phone, making it have super crisp text, images and video. "Apple - Press Info - Apple Presents IPhone 4." Apple - Press Info - Apple Presents IPhone 4. N.p., n.d. Web. 05 Oct. 2015. http://www.apple.com/pr/library/2010/06/07Apple-Presents-iPhone-4.html.
