The Sony Ericsson K850i is a high-end

mobile phone A mobile phone or cell phone is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated telephone service area, unlike fixed-location phones ( landline phones). This rad ...

when released in October 2007. It was announced in June 2007 as the flagship product in Sony Ericsson's K ("Kamera") series, with a 5

megapixel In digital imaging, a pixel (abbreviated px), pel, or picture element is the smallest addressable element in a Raster graphics, raster image, or the smallest addressable element in a dot matrix display device. In most digital display devices, p ...

CMOS Complementary metal–oxide–semiconductor (CMOS, pronounced "sea-moss ", , ) is a type of MOSFET, metal–oxide–semiconductor field-effect transistor (MOSFET) semiconductor device fabrication, fabrication process that uses complementary an ...

camera sensor. The K850 was the first Sony Ericsson phone released outside of NTT DoCoMo to support

microSD Secure Digital (SD) is a proprietary hardware, proprietary, non-volatile memory, non-volatile, flash memory card format developed by the SD Association (SDA). Owing to their compact size, SD cards have been widely adopted in a variety of port ...

and microSDHC along with

Sony is a Japanese multinational conglomerate (company), conglomerate headquartered at Sony City in Minato, Tokyo, Japan. The Sony Group encompasses various businesses, including Sony Corporation (electronics), Sony Semiconductor Solutions (i ...

's traditional M2. It also introduces the usage of three touch-sensitive softkeys right under the display and a new form of navigation button, omitting the classic joystick introduced with the Ericsson T68. The camera interface has been revamped to resemble the format of cybershot digital cameras. According to the manufacturer the UMTS talk time has been significantly increased to 3 hours 30 min over its predecessor, the K800 and K810. (K800 2 hrs 30 min). It was Sony Ericsson's first 3.5G

HSDPA High Speed Packet Access (HSPA) is an amalgamation of two mobile protocols—High Speed Downlink Packet Access (HSDPA) and High Speed Uplink Packet Access (HSUPA)—that extends and improves the performance of existing 3G mobile telecommunic ...

supporting mobile phone, and was also the first 3G "global" mobile with supporting all major operating network frequency in the world including GSM 850, GSM 900, GSM 1800, GSM 1900, HSDPA, UMTS 850, UMTS 1900, UMTS 2100.

Design and features

The phone introduces a new button in the Cyber-shot line: on the right side a switch allows choosing between photo, video and playback mode. The phone is available in the colours "Luminous Green", "Velvet Blue" and "Quicksilver Black". Key features include: * 3G video calling * Cyber-shot 5-megapixel camera with

Xenon Xenon is a chemical element; it has symbol Xe and atomic number 54. It is a dense, colorless, odorless noble gas found in Earth's atmosphere in trace amounts. Although generally unreactive, it can undergo a few chemical reactions such as the ...

flash and additional 3 LED flash for video recording * Bluetooth 2.0 (10 m) * Web Access ( NetFront browser included) * Exchange ActiveSync * 3.5G high speed internet ( Support up to 3.6 Mbit/s (download speed), 384 kbit/s (upload speed)) * Multiple audio playback ( AAC, WAV, MP3, WMA) * Built in Media Center (Sony PSP/PS3 XrossMediaBar menu) * Video player with progressive fast forward and slow motion * Memory Stick slot to expand the memory to up to 16 GB.

Camera Information

5.04

sensor, 16x digital zoom, natural color rendering, and built in

xenon Xenon is a chemical element; it has symbol Xe and atomic number 54. It is a dense, colorless, odorless noble gas found in Earth's atmosphere in trace amounts. Although generally unreactive, it can undergo a few chemical reactions such as the ...

flash plus three additional LEDs for autofocusing and can be used for video recording. It also features Bestpic (Sony Ericsson's brand name for burst mode) which captures nine images in a row then you can choose the ones you want to save. In camera mode the keypad is differently lit so the user can easily find the camera shortcut buttons (Shoot mode, Scenes, Self-timer, Flash mode). In common with the K810i and the K800, programs called Photo Fix, HP print and Face Warp are bundled with the K850i. Users can also easily increase the

brightness Brightness is an attribute of visual perception in which a source appears to be radiating/reflecting light. In other words, brightness is the perception dictated by the luminance of a visual target. The perception is not linear to luminance, and ...

and the contrast of the photo with PhotoFix and PhotoDJ. Video recording is QVGA (320×240) at 30 frames per second. (K800 QCIF (176×144) @ 15 frame/s.) Supports Image and Video Stabilizer so videos and photos taken would be less likely to appear blurred and shaky.

Specifications

Screen * 2.2”

QVGA A display resolution standard is a commonly used width and height dimension (display resolution) of an electronic visual display device, measured in pixels. This information is used for electronic devices such as a computer monitor. Certain com ...

(240×320

pixel In digital imaging, a pixel (abbreviated px), pel, or picture element is the smallest addressable element in a Raster graphics, raster image, or the smallest addressable element in a dot matrix display device. In most digital display devices, p ...

s), 262,144 (18-bit) colour

TFT LCD A thin-film-transistor liquid-crystal display (TFT LCD) is a type of liquid-crystal display that uses thin-film transistor, thin-film-transistor technology to improve image qualities such as addressability and contrast. A TFT LCD is an active mat ...

Available colours * Luminous Green * Velvet Blue * Quicksilver Black Sizes * 102 × 48 × 17 mm (4 × 1.9 × 0.7 in) Weight * Memory * Memory Stick Micro (M2) 512 MB in box (maximum capable – 16 GB), a

MicroSD Secure Digital (SD) is a proprietary hardware, proprietary, non-volatile memory, non-volatile, flash memory card format developed by the SD Association (SDA). Owing to their compact size, SD cards have been widely adopted in a variety of port ...

card can also be used instead of the Memory Stick Micro card. * Phone memory approximately 40 MB depending on the preconfiguration settings Battery * BST-38 3.6 V, 930 mAh, lithium polymer * Talk time GSM/UMTS: Up to 9 h/3 h 30 min * Standby time GSM/UMTS: Up to 400 h/350 h * Video call time (K850): Up to 3 h 20 min

Variants

* K850i for international markets (

UMTS The Universal Mobile Telecommunications System (UMTS) is a 3G mobile cellular system for networks based on the GSM standard. UMTS uses Wideband Code Division Multiple Access, wideband code-division multiple access (W-CDMA) radio access technolog ...

tri band: UMTS 850, UMTS 1900, UMTS 2100;

GSM The Global System for Mobile Communications (GSM) is a family of standards to describe the protocols for second-generation (2G) digital cellular networks, as used by mobile devices such as mobile phones and Mobile broadband modem, mobile broadba ...

GPRS General Packet Radio Service (GPRS), also called 2.5G, is a mobile data standard on the 2G cellular communication network's Global System for Mobile Communications, global system for mobile communications (GSM). Networks and mobile devices wit ...

/ EDGE quad band GSM 850, GSM 900, GSM 1800, GSM 1900) * K858c for China (reduced to GSM/GPRS/EDGE 900/1800/1900, lack of front camera)

Firmware list

*R1CA029 – First Release *R1CA037 (SEUS – 2007-12-03) *R1DA038 (SEUS – 2007-12-21) *R1DA039 (SEUS – 2007-12-21) *R1EA031 (SEUS – 2008-02-21) *R1EA037 (SEUS – 2008-04-12) *R1FA035 (SEUS – 2008-06-18) SEUS – Sony Ericsson Update Service

References

External links

Press Release announcing K850

Official Specifications of K850

Official Website of Sony Ericsson Cybershot series mobile phones

Official Specifications of K850 for developers
{{Sony Ericsson phones K850 K850 Mobile phones introduced in 2007