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The phone's external screen is touch enabled with a virtual keyboard and buttons. The internal screen features a QWERTY keyboard and both screens have a WVGA resolution. The phone's functions include a 3.2-megapixel camera with flash, a portable media player , text messaging , e-mail support, a web browser , a built-in accelerometer , and ...
In early cell phones, or feature phones, the letters on the keys are used for text entry tasks such as text messaging, entering names in the phone book, and browsing the web. To compensate for the smaller number of keys, phones used multi-tap and later predictive text processing to speed up the process.
Years later, Western Electric redesigned the Trimline to use a low-power green light-emitting diode (LED) to backlight the dial, which was powered by current from the telephone line, eliminating the need for the transformer. Always eager to re-use its older stocks of turned-in rental phones, AT&T later repainted and sold early-model non-LED ...
Two cordless telephones 3 VTech cordless landline phones A Panasonic KX-TG2226B 2.4GHz cordless phone with answering machine. A cordless telephone or portable telephone has a portable telephone handset that connects by radio to a base station connected to the public telephone network. The operational range is limited, usually to the same ...
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An LED-backlit LCD is a liquid-crystal display that uses LEDs for backlighting instead of traditional cold cathode fluorescent (CCFL) backlighting. [1] LED-backlit displays use the same TFT LCD ( thin-film-transistor liquid-crystal display ) technologies as CCFL-backlit LCDs, but offer a variety of advantages over them.
Landline cord-cutters: 'The young and the restless' Researchers found that cutting the cord says something about who you are. One trait stood out: The boldness it took to go wireless, at a time ...
The typical TDD is a device about the size of a typewriter or laptop computer with a QWERTY keyboard and small screen that uses an LED, LCD, or VFD screen to display typed text electronically. In addition, TDDs commonly have a small spool of paper on which text is also printed – old versions of the device had only a printer and no screen.