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the first useful telephone device was invented and patented by Alexander Graham Bell, in the United States, on March 7,
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from that moment on, the commercial development of the invention began. The first telephone company "bell telephone company" was founded on July 9,
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by increasing the demand for telephone sets, the bell company gave 5 licenses to different companies to produce the devices
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with the vertiginous incorporation of thousands of subscribers, the systems grew until they became enormous
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known model of the bell company of the late 20s, even the wooden box was on the wall
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contained within itself all the necessary elements, including the chime (goodbye wooden box)
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prototype of telephone equipped with buttons for tone dialing
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for the maximum comfort of the user were developed infinity of versions of wireless telephone sets
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so, with the development of technologies related to electronics and telecommunications, the field of mobile telephony was also developed
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continued to advance, smaller, longer range, with camera, radio, music, applications
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start of smart, tactile, data-connected cell phones for chat, mail, video, tv, online social networks
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the Nokia Lumia 800 comes on the market, running windows Windows from Nokia, has 16 GB of internal memory, Wi-Fi, GPS
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the galaxy s family launches the galaxy s5. it arrives with a water and dust proof body, having a super AMOLED 5.1 "screen with full HD resolution
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Apple launches the iPhone 6 and iPhone 6 plus. Smartphones that work with the iOS 8 operating system, developed by Apple Inc.
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Moto Z Force and Moto Z Play of first and second generation are the most advanced modular cell phones on the market. Motorola unveiled its first "mobiles to assemble" in 2016 and since then it continued betting in this regard with the presentation of accessories or mods that are added to the back of the phone and allow the cell to become an HD projector
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Essential Phone es un teléfono modular con una cámara 360 que se adhiere a la parte trasera del equipo por medio de imanes.Creado por el padre de Android, Andy Rubin, el móvil salió al mercado en agosto de 2017.
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The Samsung Galaxy S8 is the new Samsung flagship that bets heavily on a front without screen borders. Among its features is the Infinity Super AMOLED screen dual-edge 5.8 inches and QHD + resolution, Snapdragon 835 or Exynos 8895 processor, 4GB of RAM, 64GB of internal storage, IP68 water resistance, wireless charging, Dual Pixel camera of 12 megapixels , 8 megapixel front camera, fingerprint reader, iris reader and Android 7.0 Nougat.
