Cat B25 - Specifications

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SpecificationsDisplayCameraCPUBatterySAR
Dimensions: 57 x 125 x 22 mm
Weight: 161 g
SoC: MediaTek MT6235
CPU: ARM-9, 208 MHz
RAM: 256 MB
Storage: 512 MB
Memory cards: microSD
Display: 2 in, TFT, 240 x 320 pixels
Battery: 1300 mAh, Li-Ion
Camera: 1600 x 1200 pixels
USB: 2.0, Micro USB
Bluetooth: 2.1

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Brand and model

Information about the brand, model and model alias (if any) of a specific device.

Brand

Brand name of the company that manufactures the device.

Cat
Model

Model name of the device.

B25

Design

Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.

Width

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

57 mm (millimeters)
5.7 cm (centimeters)
0.19 ft (feet)
2.24 in (inches)
Height

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

125 mm (millimeters)
12.5 cm (centimeters)
0.41 ft (feet)
4.92 in (inches)
Thickness

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

22 mm (millimeters)
2.2 cm (centimeters)
0.07 ft (feet)
0.87 in (inches)
Weight

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

161 g (grams)
0.35 lbs (pounds)
5.68 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.

156.75 cm³ (cubic centimeters)
9.52 in³ (cubic inches)
Certification

Information about the standards, in which the device is certified.

IP67

SIM card

The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.

Number of SIM cards

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

2

Networks

A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.

GSM

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 MHz

Mobile network technologies and bandwidth

Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.

Mobile 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.

EDGE
GPRS

System on Chip (SoC)

A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.

SoC

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

MediaTek MT6235
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.

ARM-9
CPU 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 bit
Level 1 cache memory (L1)

The cache memory is used by the processor in order to shorten the time needed to access data and instructions that a frequently used. The L1 (level 1) cache memory has a small volume, but operates faster than the RAM and the rest cache memory levels. If the processor does not find the data needed in L1, it continues to look for it in the L2 cache memory. In some processors the search in L1 and L2 is simultaneous.

128 KB + 128 KB (kilobytes)
CPU frequency

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

208 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.

256 MB (megabytes)

Storage

Every mobile device has a built-in storage (internal memory) with a fixed capacity.

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.

512 MB (megabytes)

Memory cards

Memory cards are used in mobile devices for expanding their external storage capacity.

Types

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

microSD

Display

The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.

Type/technology

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

TFT
Diagonal size

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

2 in (inches)
50.8 mm (millimeters)
5.08 cm (centimeters)
Width

Approximate width of the display

1.2 in (inches)
30.48 mm (millimeters)
3.05 cm (centimeters)
Height

Approximate height of the display

1.6 in (inches)
40.64 mm (millimeters)
4.06 cm (centimeters)
Aspect ratio

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

1.333:1
4:3
Resolution

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.

240 x 320 pixels
Pixel 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.

200 ppi (pixels per inch)
78 ppcm (pixels per centimeter)
Display area

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

17.44 % (percent)

Primary camera

The primary camera of the mobile device is usually placed at its back and is used for taking photos and recording videos.

Image resolution

One of the main characteristics of the cameras of mobile devices is their resolution, which shows the number of pixels on the horizontal and vertical dimensions of the image.

1600 x 1200 pixels
1.92 MP (megapixels)
Features

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

Autofocus

Audio

Information about the type of speakers and the audio technologies supported by the device.

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

Radio

The radio in a mobile device is a built-in FM radio receiver.

Radio

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

Yes

Bluetooth

Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.

Version

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.

2.1

USB

The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.

Connector 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 USB
Version

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.

2.0
Features

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

Headphone jack

The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.

Headphone jack

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

Yes

Audio file formats/codecs

Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.

Audio file formats/codecs

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

MP3 (MPEG-2 Audio Layer II, .mp3)

Video file formats/codecs

Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.

Video file formats/codecs

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

H.263
MPEG-4

Battery

The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.

Capacity

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

1300 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-Ion
2G 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.

9 hours 30 minutes
9.5 h (hours)
570 min (minutes)
0.4 days
2G 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.

156 h (hours)
9360 min (minutes)
6.5 days
3G 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.

9 hours 30 minutes
9.5 h (hours)
570 min (minutes)
0.4 days
3G 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.

156 h (hours)
9360 min (minutes)
6.5 days
Features

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

Removable

Specific Absorption Rate (SAR)

The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.

Body SAR (EU)

This SAR rating shows the highest level of exposure to electromagnetic radiation measured when the device is placed at the hip level. The top SAR value for mobile devices used in Europe is limited to 2 W/kg per 10 g of tissue. This standard follows the ICNIRP Guidelines 1998 as well as the IEC standards and is determined by the CENELEC.

0.938 W/kg (watts per kilogram)

Additional features

Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.

Additional features

Information about other features of the device.

Flashlight

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Cat B25

Cat B25

Dimensions: 57 x 125 x 22 mm
Weight: 161 g
SoC: MediaTek MT6235
CPU: ARM-9, 208 MHz
RAM: 256 MB
Storage: 512 MB
Display: 2 in, TFT, 240 x 320 pixels
Battery: 1300 mAh, Li-Ion
Camera: 1600 x 1200 pixels