Manufacturer and Model

Manufacturer
Digma
Phone model
LINX A452 3G
Year of release
2017

Appearance

Case type
Monoblock
Body length
134 mm (millimeters)
Body width
67 mm (millimeters)
Body thickness
11 mm (millimeters)
Weight
129 g (grams)
Volume
98.39 cm³ (cubic centimeters)
Body materials and finishes
  • Plastic
Colors

Processor (CPU)

Processor model
  • Spreadtrum SC7731
CPU clock speed
1300 MHz (megahertz) place #72
Number of processor cores
4
Level 1 cache (L1)
32 + 32 kB (kilobytes)
Level 2 cache (L2)
512 kB (kilobytes)
Processor size
32 bits
Instruction set architecture
ARMv7
Manufacturing process
28 nm (nanometers)

Graphics Processor (GPU)

GPU
GPU model
  • ARM Mali-400 MP2
GPU clock speed
400 MHz (megahertz)
Number of GPU cores
2

Primary storage (RAM)

The amount of RAM
1 GB (gigabytes) place #11

Internal storage

Built-in memory
  • 8 GB (gigabytes)
place #19

SD card

Types of Supported Memory Cards
  • microSDHC (Micro Secure Digital High Capacity)
  • microSD (Micro Secure Digital Card, TransFlash)
Maximum expandable memory
32 GB (gigabytes)

Mainboard

Chipset
  • Spreadtrum SC7731G

Operating system

Operating system
Android 7.0 (Nougat)

Battery

Battery capacity
1800 (milliampere hours)
Battery type
Li-Ion (lithium ion)
Removable battery
Charging the battery from USB

Screen

Screen diagonal
4.5 in (inches) place #112
Screen resolution
854 x 480 pixels place #106
Pixel density
245 ppi (pixels per inch)
Screen technology
TFT
Color depth
24 bit (16777216 colors)
Touch screen
Touch screen type
Capacitive
Aspect ratio
1.779 (16:9)
Auto-rotate screen

Main photo/video camera

Camera megapixels
2 Mp (megapixels) place #43
interpolation
  • up to 5mp
Maximum photo resolution
1886 x 1061 pixels
  • vga (640x480)
  • qvga (320x240)
  • 768x1024
The presence of a flash
Flash type
LED
Photomatrix type
CMOS
Shooting settings
Autofocus
Face detector
Panoramic photography
HDR photography
Viewfinder
Continuous photography
Touch focus
Exposure compensation
Self-timer
White balance
ISO setting
Scene selection
Other photo settings
  • Serial shooting
  • Panoramic shooting
  • Face detection
Video capability
Maximum video resolution
640 x 480 pixels
Movie speed
30 fps (frames per second)
Movie settings
Movie settings list
  • White balance
  • Color effects
  • Scene selection mode

Front photo/video camera

Front camera megapixels
0.3 Mp (megapixels)
  • interpolation up to 2mp
place #37
Maximum photo resolution
730 x 411 pixels
Front camera video
Maximum video resolution
640 x 480 pixels

SIM card and calls

Number of SIM-cards
2
Mode of operation of multiple SIM-cards
Alternating
SIM card type
Micro-SIM (3FF, 15 x 12 x 0.76 mm)
MP3 ringtones
Polyphonic ringtones
Vibration mode
Speakerphone
Conference call
Speed dial
Video calls
Ability to mute the microphone during a call
Extended phone book
Contacts in the phone book
Unlimited
Data exchange between SIM card and internal memory

Mobile communications

Cellular generation
3.5G (up to 42 Mbps)
GSM support
GSM frequencies
  • GSM 900 MHz
  • GSM 1800 MHz
UMTS support
UMTS frequencies
  • UMTS 900 MHz
  • UMTS 1900 MHz
  • UMTS 2100 MHz
LTE support

Internet data transmission standards

Data transmission standards
  • HSPA+ (42/11 Mbit/s)
  • HSUPA (5.8 Mbit/s)
  • HSDPA (1.8 Mbit/s)
  • EDGE (E-GPRS, 384 kbit/s)
  • GPRS (64 kbit/s)

Wi-Fi

Built-in Wi-Fi
Wi-Fi standards
  • 802.11b (IEEE 802.11.b, 11 Mbit/s, 2.4 GHz)
  • 802.11g (IEEE 802.11.g, 54 Mbit/s, 2.4 GHz)
  • 802.11n (IEEE 802.11.n, 150 Mbit/s, 2.4 GHz)
Wi-Fi hotspot mode

USB

USB connector
USB connector type
Micro USB (7 x 2 mm)
USB standard
2.0 (up to 480 Mbps)
USB Mass Storage support

Bluetooth

Built-in Bluetooth
Bluetooth standard
2.1
A2DP support

Navigation and positioning

Built-in GPS
A-GPS support

Radio

Built-in radio receiver
Radio range
87.5 - 108 МГц

Sensors and gauges

Accelerometer

Connectors and interfaces

USB connector
Micro USB (7 x 2 mm)
TRS jack (mini/micro jack)
3.5 mm (millimeters)

Images

Supported image formats
  • PNG (Portable Network Graphics, .png)
  • JPEG (Joint Photographic Experts Group, .jpg, .jpeg, .jfif, .jpe)
  • GIF (Graphics Interchange Format, .gif)
  • BMP (Bitmap Picture, .bmp, .dib, .rle)
Installed image editor
Geo tags

Video

Installed video player
Supported video formats
  • MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v)
  • MPEG-4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v)
  • AVI (Audio Video Interleaved, .avi)
  • 3GPP (3rd Generation Partnership Project, .3gp)
  • 3GPP (.3gp)
  • Xvid
  • WMV (Windows Media Video, .wmv)
Streaming video
Geo tags

Audio

Installed audio player
Supported audio formats
  • AAC (Advanced Audio Coding, .aac)
  • eAAC+ (HE-AAC v2 High Efficiency Advanced Audio Coding)
  • AMR (Adaptive Multi-Rate, .amr)
  • AMR-NB (Adaptive Multi-Rate Narrowband)
  • FLAC (Free Lossless Audio Codec, .flac)
  • MIDI (Musical Instrument Digital Interface)
  • MP3 (MPEG-1/2/2.5 Layer 3, .mp3)
  • OGG (.ogg, .ogv, .oga, .ogx, .spx, .opus)
  • WMA (Windows Media Audio, .wma)
  • WAV (Waveform Audio File Format, .wav, .wave)
MP3 support
Streaming audio
Dictaphone
Voice notes
TRS jack (mini/micro jack)
3.5 mm (millimeters)

Control elements

Touch input
  • 2 touches
Multitouch
Pinch zoom
Russified input

Documents and office

Installed Organizer (PIM)
Office document support
Email
  • pop-smtp-imap4
IMAP4 protocol support
Convert speech to text

Connectivity and synchronization

PC connection
Tethering support
Synchronization over the mobile network
OTA sync
Synchronization with services
  • Gmail (Google Email)
  • Gtalk (Google Talk)
  • Facebook
  • Twitter
  • Youtube
  • Google search
  • Google maps

Software features

Installed browser
  • HTML
  • HTML5
  • CSS3
  • WAP
  • html5

Receiving and sending SMS

SMS messages
SMS T9 support
SMS output in the form of a chat
MMS support

Security

Installed VPN

Additional features

Standalone mode (flight mode)

Equipment

Equipment
  • charger
  • usb cable
  • instruction