Manufacturer and Model

Manufacturer
teXet
Oukitel
Phone model
TM-5201 Rock
K4000
Year of release
2018
2015

Appearance

Case type
Monoblock
Monoblock
Body length
148 mm
143 mm
Body width
76 mm
71 mm
Body thickness
12 mm
11 mm
Weight
207 g
208 g
Volume
135.51 cm³
111.05 cm³
Body materials and finishes
  • Metal
  • Plastic
  • Metal
  • Plastic
Colors

Processor (CPU)

Processor model
  • MediaTek MT6737
  • MediaTek MT6735P
CPU clock speed
1300 MHz
1000 MHz
Number of processor cores
4
4
Level 1 cache (L1)
32 + 32 kB
32 + 32 kB
Level 2 cache (L2)
512 kB
512 kB
Processor size
64 bits
64 bits
Instruction set architecture
ARMv8-A
ARMv8-A
Manufacturing process
28 nm
28 nm

Graphics Processor (GPU)

GPU
GPU model
  • ARM Mali-T720 MP1
  • ARM Mali-T720 MP2
GPU clock speed
600 MHz
400 MHz
Number of GPU cores
1
2

Primary storage (RAM)

The amount of RAM
1 GB
2 GB
RAM type
LPDDR3
LPDDR3
RAM frequency
640 MHz
533 MHz
Number of RAM channels
1
1

Internal storage

Built-in memory
  • 8 GB
  • 16 GB

SD card

Types of Supported Memory Cards
  • microSDXC
  • microSDHC
  • microSD
  • microSDXC
  • microSDHC
  • microSD
Maximum expandable memory
32 GB
Hot swappable memory card

Mainboard

Chipset
  • MediaTek MT6737
  • MediaTek MT6735P

Operating system

Operating system
Android 7.0
Android 4.0

Battery

Battery capacity
3700
4000
Battery type
Li-Pol
Li-Pol
Removable battery
Charging the battery from USB
Adapter output power
  • 5 V / 1 A
Call duration in GSM networks
72 h
Standby time in GSM networks
480 h
Call duration in UMTS (WCDMA) networks
70 h
Standby time on UMTS (WCDMA) networks
500 h

Screen

Screen diagonal
5.2 in
5 in
Screen resolution
1280 x 720 pixels
1280 x 720 pixels
Resolution formats
  • HD
  • HD
Pixel density
282 ppi
294 ppi
Screen technology
IPS
IPS
Color depth
24 bit
24 bit
Touch screen
Touch screen type
Capacitive
Capacitive
Anti-scratch screen
Aspect ratio
1.778
1.778
2.5D curved screen
Auto-rotate screen
Ambient light sensor
Proximity sensor

Main photo/video camera

Camera megapixels
8 Mp
13 Mp
Maximum photo resolution
3771 x 2121 pixels
4160 x 3120 pixels
Shooting resolution formats
  • Quad HD
  • Full HD
  • HD
  • Ultra HD
  • Quad HD
  • Full HD
  • HD
The presence of a flash
Flash type
LED
LED
Photomatrix type
CMOS
CMOS
Shooting settings
Autofocus
Face detector
Smile detector
Panoramic photography
HDR photography
Viewfinder
Continuous photography
Touch focus
Exposure compensation
Self-timer
Digital image stabilization
White balance
ISO setting
Scene selection
Other photo settings
  • Serial shooting
  • Panoramic shooting
  • Hdr shooting
  • Face detection
  • Serial shooting
  • Panoramic shooting
  • Hdr shooting
  • Face detection
Video capability
Maximum video resolution
1280 x 720 pixels
1280 x 720 pixels
Movie speed
30 fps
30 fps
Movie settings
Movie settings list
  • White balance
  • Color effects
  • Scene selection mode
  • White balance
  • Color effects
  • Scene selection mode

Front photo/video camera

Front camera megapixels
5 Mp
5 Mp
Maximum photo resolution
2981 x 1677 pixels
2981 x 1677 pixels
Shooting resolution formats
  • Quad HD
  • Full HD
  • HD
  • Quad HD
  • Full HD
  • HD
Aperture
f/2
Front camera video
Maximum video resolution
640 x 480 pixels
640 x 480 pixels

SIM card and calls

Number of SIM-cards
2
2
Mode of operation of multiple SIM-cards
Alternating
Alternating
SIM card type
Micro-SIM + Nano-SIM
Micro-SIM
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
Unlimited
Data exchange between SIM card and internal memory

Mobile communications

Cellular generation
4.5G
4.5G
GSM support
GSM frequencies
  • GSM 850 MHz
  • GSM 900 MHz
  • GSM 1800 MHz
  • GSM 1900 MHz
  • GSM 850 MHz
  • GSM 900 MHz
  • GSM 1800 MHz
  • GSM 1900 MHz
UMTS support
UMTS frequencies
  • UMTS 900 MHz
  • UMTS 2100 MHz
  • UMTS 900 MHz
  • UMTS 2100 MHz
LTE support
LTE frequencies
  • LTE 800 MHz
  • LTE 1800 MHz
  • LTE 2600 MHz
  • LTE 800 MHz
  • LTE 1800 MHz
  • LTE 2100 MHz
  • LTE 2600 MHz

Internet data transmission standards

LTE standards
  • LTE Cat 4
  • LTE Cat 4
Data transmission standards
  • HSPA+
  • HSUPA
  • HSDPA
  • EDGE
  • GPRS
  • HSPA+
  • HSUPA
  • HSDPA
  • EDGE
  • GPRS

Wi-Fi

Built-in Wi-Fi
Wi-Fi standards
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11b
  • 802.11g
  • 802.11n
Wi-Fi hotspot mode

USB

USB connector
USB connector type
Micro USB
Micro USB
USB standard
2.0
2.0
USB Mass Storage support

Bluetooth

Built-in Bluetooth
Bluetooth standard
4.0
4.0
A2DP support

Navigation and positioning

Built-in GPS
A-GPS support

Radio

Built-in radio receiver
Radio range
87.5 - 108 МГц
87.5 - 108 МГц

Sensors and gauges

Ambient light sensor
Proximity sensor
Accelerometer

Connectors and interfaces

USB connector
Micro USB
Micro USB
TRS jack (mini/micro jack)
3.5 mm
3.5 mm

Images

Supported image formats
  • PNG
  • JPEG
  • GIF
  • BMP
  • PNG
  • JPG
  • EXIF
  • GIF
Installed image editor
Geo tags

Video

Installed video player
Supported video formats
  • MP4
  • MPEG-4
  • MKV
  • AVI
  • 3GPP
  • 3GPP
  • Xvid
  • WMV
  • MP4
  • MPEG-4
  • MKV
  • AVI
  • 3GPP
  • 3GPP
  • Xvid
  • WMV
Video resolution formats
  • HD
  • HD
Streaming video
Geo tags

Audio

Installed audio player
Supported audio formats
  • AAC
  • eAAC+
  • AMR
  • AMR-NB
  • FLAC
  • MIDI
  • MP3
  • OGG
  • WMA
  • WAV
  • AAC
  • eAAC+
  • AMR
  • AMR-NB
  • FLAC
  • M4A
  • MIDI
  • MP3
  • OGG
  • WMA
  • WAV
MP3 support
Streaming audio
Dictaphone
Voice notes
TRS jack (mini/micro jack)
3.5 mm
3.5 mm

Control elements

Touch input
Multitouch
Pinch zoom
Russified input

Documents and office

Installed Organizer (PIM)
Office document support
Supported document formats
  • PDF
Email
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
  • Gtalk
  • Facebook
  • Twitter
  • Youtube
  • Google search
  • Google maps
  • Gmail
  • Gtalk
  • Facebook
  • Twitter
  • Youtube
  • Google search
  • Google maps

Software features

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

Receiving and sending SMS

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

Impact protection

Waterproof case
Dustproof case

Security

Installed VPN

Additional features

Standalone mode (flight mode)

SAR level

SAR level
0.57 W/kg