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Pages in category "Mobile phones with user-replaceable battery" The following 200 pages are in this category, out of approximately 287 total. This list may not reflect recent changes .
Front and back of a Fairphone 2 with a transparent case, showing the modular design. The individual components can be highlighted in the annotated image.. A modular smartphone is a smartphone designed for users to upgrade or replace components and modules without the need for resoldering or repair services. [1]
If you carry a cell phone, you also have a calculator. Pretty much every mobile phone on the market has one, so you have no excuse not to do some intelligent per-unit math while you're out shopping.
The first cellular phone was the culmination of efforts begun at Bell Labs, which first proposed the idea of a cellular system in 1947, and continued to petition the Federal Communications Commission (FCC) for channels through the 1950s and 1960s, and research conducted at Motorola.
Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.
ZTE began to offer smartphones in the United States in 2011. The company elected to focus its efforts on low-cost products for discount and prepaid wireless carriers, including devices with premium features typically associated with high-end products, such as large high-resolution screens and fingerprint readers. [42]
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