PDA via cellular phones that are able to provide the kind of computer performance. The main features of the PDA device that has support packages based computer as the Windows operating system, the MS Office, Internet browser window media player, high-speed processor, etc. But the PDA phone can not be considered complete replacement of the computer system.
Almost all major brands of mobile phones such as Nokia, LG, Samsung, Sony Ericsson, etc. have been launched in many PDA phones on the market for a couple of years. Some mobile phones and PDA are leading brands include the Nokia N900, LG GM750, Sony Ericsson Xperia X10, etc.
The first phone is a quad-band 2G and 3G HSDPA tri band phone is Nokia. The handset has received a screen resolution of 800 * 480 pixels and 3.5-inch TFT display with tactile sensations. Gadget supports 16 million colors. Display has also received an accelerometer sensor for auto-rotate the image, and the proximity sensor to turn on the handset display on or off. widget to pursue a full QWERTY keyboard soft keys (navigation, functions, numeric and alphanumeric keys). The handset is truly astounding 32 GB of memory. This memory can be expanded up to 48 GB with microSD card slot for external memory widget. The handset supports the Maemo operating system v5.0. The handset has received the 600 MHz ARM Cortex A8. Processor. The mobile versions of applications of computer-based, as a Real player, Adobe Flash Player 9.4, Mozilla Firefox web browser and the Pocket Office (MS Office, Excel, PowerPoint and PDF) are also available on this widget. The handset has a 5 megapixel camera the size of a number of features such as autofocus, dual LED flash and video light. Other items that are downloadable mobile games, FM radio, Internet technologies (GPRS, EDGE, HSDPA, HSUPA, Wi-Fi), 3.5 mm jack for headphones, etc.
The following combination is also based on GSM quad-band 3G HSDPA tri-band more. The handset supports Windows 6.1 Professional operating system and other Windows-based programs, like Microsoft Office (mobile version), multimedia player supports several music formats, Internet Explorer (mobile version) and MIDP 2.0 application Java. The gadget has got 3.0 "screen supports 256K colors. This combination unit can display images or videos with the resolution size of 240 * 400 pixels. Directory and call register register handset can store contact entries Unlimited calls and the details (missed, dialed and received calls), respectively. text widget Qualcomm MSM 7210A was 528 MHz. processors. handset is loaded with standard Li-Ion 1500 mAh which is capable of generating standby time 450 hours and talk time 380 minutes.
Recent PDA handset supports four GSM and tri-band 3G HSDPA. The gadget is available on the market from March 2010 onwards. The handset comes with a 4-inch screen supports touch sensitivity, 65K colors and 480 * 854 pixel screen resolution. Also display an accelerometer sensor for auto-rotate the display, and Timescape / mediascape screen user interface. The handset has received an operating system Android 1.6, PDF reader and praise, WMV media player, GPS receiver A-GPS support, etc.
PDA phones are increasingly popular due to its similarity with computers in many ways. handset manufacturers, in fact, taking into account the changing tastes of customers are much more present designed, structured PDA devices each year. The owner of a PDA gadget can perform many computer work like surfing Flash-based websites, see Word documents, Excel spreadsheets, PDF files, PowerPoint slides on their handsets.
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