Đánh giá asus zenfone go zb690kg năm 2024

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

101.4 mm [millimeters] 10.14 cm [centimeters] 0.333 ft [feet] 3.992 in [inches]Height

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

187.96 mm [millimeters] 18.796 cm [centimeters] 0.617 ft [feet] 7.4 in [inches]Thickness

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

8.85 mm [millimeters] 0.885 cm [centimeters] 0.029 ft [feet] 0.348 in [inches]Weight

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

270 g [grams] 0.6 lbs [pounds] 9.52 oz [ounces]Volume

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

168.67 cm³ [cubic centimeters] 10.24 in³ [cubic inches]Colors

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

White GrayBody materials

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

PlasticSIM card type

Information about the type and size [form factor] of the SIM card used in the device.

Micro-SIM [3FF - third form factor, since 2003, 15.00 x 12.00 x 0.76 mm]Number of SIM cards

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

2Features

Information about some specific features related to the SIM card[s] of the device.

Dual SIM stand-by [Both cards are active. When one is busy, the other is not active]SIM1 - 2G; 3G SIM2 - 2G; 3GGSM

GSM [Global System for Mobile Communications] was developed to replace the analog cellular network [1G], therefore it is referred to 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.

GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHzUMTS

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 to the W-CDMA technology.

UMTS 850 MHz UMTS 900 MHz UMTS 1900 MHz UMTS 2100 MHzMobile network technologies

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.

UMTS [384 kbit/s ] EDGE GPRS HSPA+ [HSUPA 5.76 Mbit/s , HSDPA 21 Mbit/s ]Operating system [OS]

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

Android 5.1 LollipopUser interface [UI]

Name and version of the user interface [UI] used by the operating system [OS].

ZENUISoC

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

Qualcomm Snapdragon 200 [MSM8212]Process technology

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

28 nm [nanometers]CPU

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

2x 1.2 GHz ARM Cortex-A7CPU bits

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 32-bit ones, which on their part perform better than 16-bit processors.

32 bitInstruction set

The instruction set architecture [ISA] is a set of commands used by the software to manage the CPU's work. Information about the set of instructions the processor can execute.

ARMv7-ALevel 2 cache memory [L2]

The L2 [level 2] cache memory is slower than L1, but has a larger capacity, instead, which allows it to cache more data. Just like L1, it is much faster than the system memory [RAM]. If the CPU does not find the data needed in L2, it proceeds to look for them in the L3 cache memory [if there is such] or in the RAM.

1024 KB [kilobytes] 1 MB [megabytes]CPU cores

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 on multi-core processors. They increase the performance of the device allowing the execution of multiple instructions in parallel.

4CPU frequency

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

1200 MHz [megahertz]GPU

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 playback, etc. GPU can also perform computation in applications traditionally handled by the CPU.

Qualcomm Adreno 302GPU frequency

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

400 MHz [megahertz]RAM capacity

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.

1 GB [gigabytes]RAM type

Information about the type of RAM used by the device.

LPDDR2RAM channels

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

Single channelRAM frequency

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

333 MHz [megahertz]Storage

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.

8 GB [gigabytes]Types

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

microSD microSDHC microSDXCType/technology

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

IPSDiagonal size

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

6.9 in [inches] 175.26 mm [millimeters] 17.53 cm [centimeters]Width

Approximate width of the display

3.49 in [inches] 88.6 mm [millimeters] 8.86 cm [centimeters]Height

Approximate height of the display

5.95 in [inches] 151.21 mm [millimeters] 15.12 cm [centimeters]Aspect ratio

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

1.707:1Resolution

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 content.

600 x 1024 pixelsPixel density

Information about the number of pixels per centimeter [ppcm] or per inch [ppi] of the display. The higher the pixel density, the more detailed and clearer is the information displayed on the screen.

172 ppi [pixels per inch] 67 ppcm [pixels per centimeter]Color depth

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 pixel. Information about the maximum number of colors the screen can display.

24 bit 16777216 colorsDisplay area

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

70.52 % [percent]Other features

Information about other functions and features of the display.

Capacitive Multi-touch600:1 contrast ratio 250 cd/m² Viewing angle - 178°Sensors

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

Proximity Light Accelerometer CompassSensor type

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.

CMOS [complementary metal-oxide semiconductor]Aperture

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 to the maximum possible diaphragm opening.

f/2Flash type

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.

Dual LEDImage resolution

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.

3264 x 2448 pixels 7.99 MP [megapixels]Video resolution

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

1280 x 720 pixels 0.92 MP [megapixels]Video FPS

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

30 fps [frames per second]Features

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

Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode5 MP - market dependentAperture

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 to the maximum possible diaphragm opening.

f/2.4Image resolution

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.

1600 x 1200 pixels 1.92 MP [megapixels]Video resolution

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

640 x 480 pixels 0.31 MP [megapixels]Video FPS

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

30 fps [frames per second]Speaker

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.

Loudspeaker EarpieceRadio

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

YesTracking/Positioning

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.

GPS A-GPS GLONASS BeiDouWi-Fi

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

802.11b [IEEE 802.11b-1999] 802.11g [IEEE 802.11g-2003] 802.11n [IEEE 802.11n-2009] Wi-Fi Hotspot Wi-Fi DirectVersion

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

4.0Features

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

A2DP [Advanced Audio Distribution Profile] AVRCP [Audio/Visual Remote Control Profile] GAVDP [Generic Audio/Video Distribution Profile] GATT [Generic Attribute Profile] HFP [Hands-Free Profile] HID [Human Interface Profile] HSP [Headset Profile] MAP [Message Access Profile] OPP [Object Push Profile] PAN [Personal Area Networking Profile] PBAP/PAB [Phone Book Access Profile] SPP [Serial Port Protocol] HOGPConnector type

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.

Micro USBVersion

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.

2.0Features

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.

Charging Mass storageHeadphone jack

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

YesConnectivity

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

Computer sync OTA sync TetheringBrowser

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

HTML HTML5 CSS 3Audio file formats/codecs

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

AAC [Advanced Audio Coding] AMR / AMR-NB / GSM-AMR [Adaptive Multi-Rate, .amr, .3ga] eAAC+ / aacPlus v2 / HE-AAC v2 FLAC [Free Lossless Audio Codec, .flac] MIDI MP3 [MPEG-2 Audio Layer II, .mp3] OGG [.ogg, .ogv, .oga, .ogx, .spx, .opus] WMA [Windows Media Audio, .wma] WAV [Waveform Audio File Format, .wav, .wave]Video file formats/codecs

List of some of the most common video file formats and codecs supported standardly by the device.

3GPP [3rd Generation Partnership Project, .3gp] AVI [Audio Video Interleaved, .avi] H.263 H.264 / MPEG-4 Part 10 / AVC video MP4 [MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v] WebM XvidCapacity

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

3480 mAh [milliampere-hours]Type

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].

Li-Polymer2G talk time

2G talk time is the time period a battery charge will last, if one is constantly talking on the phone in a 2G cellular network.

20 h [hours] 1200 min [minutes] 0.8 days2G stand-by time

2G stand-by time is the longest time a battery charge will last, if the device is not used but is constantly connected to the 2G cellular network.

735 h [hours] 44100 min [minutes] 30.6 days3G talk time

3G talk time is the time period a battery charge will last, if one is constantly talking on the phone in a 3G cellular network.

20 h [hours] 1200 min [minutes] 0.8 days3G stand-by time

3G stand-by time is the longest time a battery charge will last, if the device is not used but is constantly connected to the 3G mobile network.

735 h [hours] 44100 min [minutes] 30.6 daysCharger output power

Information about the electric current [amperes] and voltage [volts] the charger outputs. The higher power output allows faster charging.

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