oppo k5

Brand name of the company that manufactures the device.

Model name of the device.

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Аlternative names, under which the model is known.

Information about the width, i.e. the horizontal side of the device when it is used in its standard orientation.

Information about the height, i.e. the vertical side of the device when it is used in its standard orientation.

Information about the thickness/depth of the device in different measurement units.

Information about the weight of the device in different measurement units.

Estimated volume of the device, calculated from the dimensions provided by the manufacturer. Applies for devices in the khuông of a rectangular parallelepiped.

Information about the colors, in which the device is available in the market.

Materials used in the fabrication of the device's body toàn thân.

Information about the type and size (form factor) of the SIM thẻ used in the device.

Information about the number of SIM cards, supported by the device.

Information about some specific features related vĩ đại the SIM card(s) of the device.

GSM (Global System for Mobile Communications) was developed vĩ đại replace the analog cellular network (1G), therefore it is referred vĩ đại as a 2G mobile network. It has been improved with the addition of General Packet Radio Services (GPRS) and later via the Enhanced Data rates for GSM Evolution (EDGE) technology.

CDMA (Code-Division Multiple Access) is a channel access method for communications within mobile networks. Compared vĩ đại other 2G and 2.5G standards lượt thích GSM and TDMA, it provides increased data transfer speeds and allows more subscribers vĩ đại connect simultaneously vĩ đại the network.

TD-SCDMA (Time Division Synchronous Code Division Multiple Access) is a 3G standard for mobile networks. It is developed as an alternative vĩ đại the W-CDMA standard in Trung Quốc by the Chinese Academy of Telecomunications Technology, Datang Telecom and Siemens AG, and combines TDMA and CDMA.

UMTS stands for Universal Mobile Telecommunications System. Based on the GSM standard, it is deemed as a 3G mobile network standard. It has been developed by the 3GPP and its major advantage is the provision of greater bandwidth and spectral efficiency, due vĩ đại the W-CDMA technology.

LTE is deemed vĩ đại be the fourth generation (4G) of mobile communications technology. It has been developed by the 3GPP based on the GSM/EDGE and UMTS/HSPA technologies in order vĩ đại increase the tốc độ and capacity of wireless data networks. A further development of the technology is called LTE Advanced.

There are several network technologies that enhance the performance of mobile networks mainly by increased data bandwidth. Information about the communication technologies supported by the device and their respective uplink and downlink bandwidth.

Information about the operating system used by the device as well as its version.

The SoC integrates different hardware components such as the CPU, GPU, memory, peripherals, interfaces, etc., as well as software for their functioning.

Information about the process technology used in manufacturing the chip. The value in nanometers represents half the distance between elements that trang điểm the CPU.

CPU is the Central Processing Unit or the processor of a mobile device. Its main function is vĩ đại interpret and execute instructions contained in software applications.

The CPU bits are determined by the bit-size of the processor registers, address buses and data buses. 64-bit CPUs provide better performance than vãn 32-bit ones, which on their part perform better than vãn 16-bit processors.

The instruction mix architecture (ISA) is a mix of commands used by the software vĩ đại manage the CPU's work. Information about the mix of instructions the processor can execute.

A CPU core is the processor unit, which executes software instructions. Presently, besides single-core processors, there are dual-core, quad-core, hexa-core and so sánh on multi-core processors. They increase the performance of the device allowing the execution of multiple instructions in parallel.

The frequency of the processor describes its clock rate in cycles per second. It is measured in Megahertz (MHz) or Gigahertz (GHz).

GPU is a graphical processing unit, which handles computation for 2D/3D graphics applications. In mobile devices GPU is usually utilized by games, UI, video clip playback, etc. GPU can also perform computation in applications traditionally handled by the CPU.

The frequency is the clock rate of the graphic processor (GPU), which is measured in Megahertz (MHz) or Gigahertz (GHz).

RAM (Random-Access Memory) is used by the operating system and all installed applications. Data in the RAM is lost after the device is turned off or restarted.

Information about the type of RAM used by the device.

Information about the number of RAM channels integrated in the SoC. More channels mean higher data transfer rates.

RAM frequency relates directly vĩ đại the rate of reading/writing from/in the RAM memory.

Information about the capacity of the built-in storage of the device. Sometimes one and the same model may is offered in variants with different internal storage capacity.

The various types of memory cards are characterized by different sizes and capacity. Information about the supported types of memory cards.

One of the main characteristics of the display is its type/technology, on which depends its performance.

In mobile devices display size is represented by the length of its diagonal measured in inches.

Approximate width of the display

Approximate height of the display

The ratio between the long and the short side of the display

The display resolution shows the number of pixels on the horizontal and vertical side of the screen. The higher the resolution is, the greater the detail of the displayed nội dung.

Information about the number of pixels per centimeter (ppcm) or per inch (ppi) of the display. The higher the px mật độ trùng lặp từ khóa, the more detailed and clearer is the information displayed on the screen.

The color depth of the display is also known as bit depth. It shows the number of bits used for the color components of one px. Information about the maximum number of colors the screen can display.

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The estimated percentage of the screen area from the device's front area.

Information about other functions and features of the display.

Sensors vary in type and purpose. They increase the overall functionality of the device, in which they are integrated.

Information about the manufacturer and model of the image sensor used by this camera of the device.

Information about the sensor type of the camera. Some of the most widely used types of image sensors on mobile devices are CMOS, BSI, ISOCELL, etc.

The optical format of an image sensor is an indication of its shape and size. It is usually expressed in inches.

Pixels are usually measured in microns (μm). Larger ones are capable of recording more light, hence, will offer better low light shooting and wider dynamic range compared vĩ đại the smaller pixels. On the other hand, smaller pixels allow for increasing the resolution while preserving the same sensor size.

The ISO rating or number is an indicator of how sensitive a camera's image sensor is vĩ đại light. Image sensors operate within a specific ISO range. The higher the ISO rating is, the more sensitive vĩ đại light the sensor is.

The aperture (f-stop number) indicates the size of the lens diaphragm opening, which controls the amount of light reaching the image sensor. The lower the f-stop number, the larger the diaphragm opening is, hence, the more light reaches the sensor. Usually, the f-stop number specified is the one that corresponds vĩ đại the maximum possible diaphragm opening.

Information about the number of lenses used by the optical system of the camera.

The rear cameras of mobile devices use mainly a LED flash. It may arrive in a single, dual- or multi-light setup and in different arrangements.

One of the main characteristics of the cameras is their image resolution. It states the number of pixels on the horizontal and vertical dimensions of the image, which can also be shown in megapixels that indicate the approximate number of pixels in millions.

Information about the maximum resolution at which the rear camera can shoot videos.

Information about the maximum number of frames per second (fps) supported by the rear camera while recording video clip at the maximum resolution. Some of the main standard frame rates for recording and playing video clip are 24 fps, 25 fps, 30 fps, 60 fps.

Information about additional software and hardware features of the rear camera which improve its overall performance.

Information about the manufacturer and model of the image sensor used by this camera of the device.

Information about the sensor type of the camera. Some of the most widely used types of image sensors on mobile devices are CMOS, BSI, ISOCELL, etc.

Pixels are usually measured in microns (μm). Larger ones are capable of recording more light, hence, will offer better low light shooting and wider dynamic range compared vĩ đại the smaller pixels. On the other hand, smaller pixels allow for increasing the resolution while preserving the same sensor size.

The aperture (f-stop number) indicates the size of the lens diaphragm opening, which controls the amount of light reaching the image sensor. The lower the f-stop number, the larger the diaphragm opening is, hence, the more light reaches the sensor. Usually, the f-stop number specified is the one that corresponds vĩ đại the maximum possible diaphragm opening.

Information about the number of lenses used by the optical system of the camera.

Information about the number of pixels on the horizontal and vertical dimensions of the photos taken by the front camera, indicated in megapixels as well.

Information about the maximum resolution of the videos shot by the front camera.

Digital cameras are able vĩ đại shoot videos at different frames per second (fps). Some of the main standard frame rates for recording and playing video clip are 24 fps, 25 fps, 30 fps, 60 fps. Information about the maximum possible fps for shooting videos at the maximum possible resolution.

Information about additional software and hardware features of the front camera which improve its overall performance.

The loudspeaker is a device, which reproduces various sounds such as ring tones, alarms, music, voice calls, etc. Information about the type of speakers the device uses.

Information whether the device has an FM radio receiver or not.

The tracking/positioning service is provided by various satellite navigation systems, which track the autonomous geo-spatial positioning of the device that supports them. The most common satellite navigation systems are the GPS and the GLONASS. There are also non-satellite technologies for locating mobile devices such as the Enhanced Observed Time Difference, Enhanced 911, GSM Cell ID.

Wi-Fi communication between devices is realized via the IEEE 802.11 standards. Some devices have the possibility vĩ đại serve as Wi-Fi Hotspots by providing mạng internet access for other nearby devices. Wi-Fi Direct (Wi-Fi P2P) is another useful standard that allows devices vĩ đại communicate with each other without the need for wireless access point (WAP).

The technology has several versions, which improve the connection tốc độ, range, connectivity and discoverability of the devices. Information about the Công nghệ Bluetooth version of the device.

Bluetooth uses various profiles and protocols related vĩ đại faster exchange of data, energy saving, better device discoverability, etc. Some of those supported by the device are listed here.

There are several USB connector types: the Standard one, the Mini and Micro connectors, On-The-Go connectors, etc. Type of the USB connector used by the device.

There are several versions of the Universal Serial Bus (USB) standard: USB 1.0 (1996), the USB 2.0 (2000), the USB 3.0 (2008), etc. With each following version the rate of data transfer is increased.

Тhe USB interface in mobile devices may be used for different purposes such as battery charging, using the device as a mass storage, host, etc.

Information whether the device is equipped with a 3.5 milimet audio jack.

Information about some of the most widely used connectivity technologies supported by the device.

Information about some of the features and standards supported by the browser of the device.

List of some of the most common audio tệp tin formats and codecs supported standardly by the device.

List of some of the most common video clip tệp tin formats and codecs supported standardly by the device.

The capacity of a battery shows the maximum charge, which it can store, measured in mili-Ampere hours.

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The battery type is determined by its structure and more specifically, by the chemicals used in it. There are different battery types and some of the most commonly used in mobile devices are the lithium-ion (Li-Ion) and the lithium-ion polymer battery (Li-Polymer).

Quick charge technologies differ in energy efficiency, power output, control over charging, temperatures, etc. The device, battery and charger must tư vấn one and the same charging technology vĩ đại achieve faster charging times.

Information about some additional features of the device's battery.