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phone mobile&Accessories See Nokia E52 Metal Aluminium Business SmartPhone Unlocked Import--International Version with NoU.S. Warranty (Grey) Details

List Price : $499.99 Price : $364.00 as of 2013-02-19 12:47 PM

Product Description

The Nokia E52 is a business smartphone that claims eight hours of talk time and 23 days of standby time. The handset has a 2.4-inch display with automatic landscape support, a 3.2-megapixel camera and noise-cancellation technology. It also comes with 'Call Connect' to hook the handset up to corporate phone systems -- for call routing to one number and one voicemail. The E52 integrates personal and work email via Nokia Messaging, Mail for Exchange and IBM Lotus Notes Traveller, and includes high-speed Internet using HSPDA/HUSPA, Wi-Fi connectivity and A-GPS with Nokia Maps.

• GSM Quad Band 850/900/1800/1900, 3G WCDMA 900/2100
• Built-in 3.2-megapixel camera with flash and auto-landscape orientation
• FM radio 87.5-108 MHz with RDS support
• Wi-Fi connectivity and A-GPS with Nokia Maps
• Mobile email includes easy setup and support for viewing HTML emails in Exchange 2007, and sorting email into folders and sub-folders

More About Nokia E52 Metal Aluminium Business SmartPhone Unlocked Import--International Version with NoU.S. Warranty (Grey)

Cell phone (telefone celular) can be a wireless, portable, long-range, electronic telephone, And this during travel can seamlessly change antenna connections, in one radio reception cell to Another radio reception cell, with no dropping or losing the ongoing call.

Besides the standard voice function of a telephone, latest cell phones (telefone celular) have features such as SMS for text messages, MMS for multimedia messages, radio, games, Net connectivity for email, browsing, blogging, music (MP3) playback, memo recording, integrated cameras and camcorders, ringtones, personal organizers, Push-to-Talk (PTT), Bluetooth and infrared connectivity, call registers, streaming video, downloading video, video call, and at the same time serve as wireless modems for PCs that could be connected into the Internet.

The power in a cell phone (telefone celular) is obtained in one rechargeable batteries, And this can be recharged from the mains, a USB port or a cigarette lighter port in an automobile. Nickel Metal Hydride were the most Well-liked types of batteries, And this as a result of the "memory effect" (the user can recharge only when the entire battery is drained off) were replaced by Lithium-Ion batteries, And this did not suffer from any memory effect.

Cell phones (telefone celular) came into existence because of the invention of hexagonal cells in 1947, towards the base stations by Bell Labs engineers at AT&T. This was further developed during the 1960s by Bell Labs. During a call, the channel frequency can frequently not be changed automatically in one cell (base station coverage area) to An additional cell (base station coverage area) as the person traveled in one the region of one cell to the location of An additional cell. Amos Joel of Bell Labs invented a breakthrough invention and called it as the `call handoff` by And also this the channel frequency would be changed automatically in one cell to Another cell, through the same call, as the mobile user traveled in one cell to Another cell. because of their heavy construction, these to were utilised mainly in automobiles.

The initial practical cell phone in a non-vehicle setting, and And also this could be handheld, was invented by Martin Cooper, the General Manager (Communications Division) of Motorola, who made the world`s first handheld cell phone (telefone celular) call on April 3, 1973.

The technology by And also this the cell phone (telefone celular) works depends upon the mobile phone operator; however, each of them use electromagnetic radio waves, that are in touch with a cell site (base station). The base station is composed of numerous antennas that are mounted on a pole, tower, or building. Cell sites appear to be spread at a distance of 5 to 8 miles (approx. 8 to 13 km) from one every other. The low power transceiver from the cell phone transmits the voice and data to the nearest cell site. During movement, the cell phone will "handoff" the Information to other cell site. Mobile phone operators use many technologies to maintain the smooth stream of digitized data from one the cell phone to the cell site and vice versa.

The wireless telephone technologies are grouped under heads known as generations, starting from zero generation or 0G. The current generation going on is 4G; however, there seem to be old cell phones (telefone celular) that nonetheless operate on 1G, 2G, and 3G technologies. The wireless telephone technologies utilised in each generation appear to be as given below:

0G: PTT, MTS, IMTS, AMTS, OLT, MTD, Autotel/PALM, ARP
1G: NMT, AMPS/TACS/ETACS, Hicap, CDPD, Mobitex, DataTac
2G: GSM, iDEN, D-AMPS, IS-95/cdmaOne, PDC, CSD, PHS, GPRS, HSCSD, WiDEN, CDMA2000 1xRTT/IS-2000, EDGE (EGPRS)
3G: W-CDMA, UMTS (3GSM), FOMA, TD-CDMA/UMTS-TDD, 1xEV-DO/IS-856, TD-SCDMA, GAN (UMA), HSPA, HSDPA, HSUPA, HSPA+, HSOPA
4G : UMB, UMTS Revision 8 (LTE), WiMAX
Frequency bands: SMR, Cellular, PCS

The impact of cell phone (telefone celular) usage on human health has been of considerable worldwide concern. research studies in Copenhagen, from one the Danish Institute of Cancer Epidemiology, the National Cancer Institute, as well as the Institute of Cancer Research, don't establish any link between cancer and cell phone usage. However, an intergovernmental agency IARC (International Agency for research on Cancer) forming part of these World Health organization of these United Nations, undertook a investigation of 4,500 users and identified a statistically severe link between cell phone usage and tumor frequency. Further investigation is going on.

Cell phone (telefone celular) usage and driving is really a Common worldwide phenomenon. Some jurisdictions have banned use of hand-held phones during driving, but allowed the hands-free fashion of cell phone usage even though driving. However, studies have discovered out that the distraction is caused by the conversation itself; hence, both hand-held and hands-free cell phones contribute towards road traffic accidents. Further studies on cell phone usage and driving are going on.

Nokia Corporation is currently the world`s largest manufacturer of cell phones (telefone celular). Other notable cell phone manufacturers, in alphabetical order, are 3G, Audiovox (now UT Starcom), Benefon, BenQ-Siemens, Fujitsu, High Tech Computer Corporation (HTC), Kyocera, LG Mobile, Motorola, NEC, Panasonic (Matsushita Electric), Pantech Curitel, Philips, research In Motion, Sagem, Samsung, Sanyo, Sharp, Siemens, Sierra Wireless, SK Teletech, Sony Ericsson, T&A Alcatel, Toshiba, and Verizon.

This article is under GNU FDL license and may be distributed without having any previous authorization from one the author. Nevertheless the author's name and all of the URLs (links) mentioned in the article and biography need to be kept.

Nokia E52 Metal Aluminium Business SmartPhone Unlocked Import--International Version with NoU.S. Warranty (Grey) Reviews

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