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Smartphones:S4020 Black
Device typeSmartphone
SIM2 (1 slot miniSIM; 2 slot microSIM)
Standards of network 2G (GSM)GSM 850/900/1800/1900MHz
Standards of network 3G (WCDMA)WCDMA 900/2100 МГц
GPRS
Wi-Fi802.11 b/g/n
Standards of network 4G (LTE)
Standarts of protection
Resistance to shock
Resistance to crush
Resistance to dust
Resistance to water
Operating temperature range
Operation systemAndroid 5.1
ScreenTN 800x480 (ISO 13406-2 Pixel Fault Class II)
Screen Size (inches)4.0
Color16 mln pxls
ProcessorQuad core SC7731C
CPU frequency1300 MHz
USB Yes
BluetoothYes
Standart Bluetooth2.1 + EDR
Function of storage USBYes
Internal memory size4 GB
Memory Card Supportmicro SDHC
The maximum size of memory card (GB)32
RAM Size512 MB
Resolution of matrix5 Mp (frontal 1,3 Mp)
Digital Zoom
Choice of exposure
Night mode
Conrol the frequency of atrial
Disable audio recording
Setting the contrast
Set the time delay
White balance
Night mode
Selection effects
Maximum photo resolution
Type of batteryLi-Ion
Talk time (min) 
Standby mode time (min) 
Battery Capacity (mAh)1500
Polyphony
Music library
Music playerYes
Length, mm120
Width, mm62
Height, mm
Thickness, mm9.8
Net weight, gr
Package ContentsSmartphone, battery, adapter, USB cable, headset, user manual, warranty card
Type of packaging
Unit number per packing
Packing depth, cm15
Width of package, cm15
Height of package, cm3.6
Weight of package, gr316
EAN13:
Gross Weight, kg
Net Weight, kg
ITF14:
Quantity of consumer packages, pcs
Compliant with specification
Box depth, cm
Width of the box, cm
Height of the box, cm
GPS Yes