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L1 Dual SIM TD-LTE CM2221

L1 Dual SIM TD-LTE CM2221

from Centric
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Overview & Features

Brand
Centric
Model
L1 Dual SIM TD-LTE CM2221
Released
2017 Jul 17
General Extras
Haptic touch feedback

Technical Specifications

Display

Pixel Size
0.08648 mm/pixel
Resolution
720x1280
921600 pixels
Display Area
6891.9 square millimeter
Display Type
Color IPS TFT LCD
display
Display Width
62.26 mm
Pixel Density
294 PPI
Display Height
110.69 mm
Display Diagonal
127 mm
Display Color Depth
24 bit/pixel
Display Illumination
Yes
Display Subpixel Scheme
RGB Matrix (3 subpixels)
Display Area Utilization
67.2%
Number of Display Scales
16.8M
Scratch Resistant Screen
Asahi DragonTrail glass
Display Dynamic Range Depth
8 bit/pixel
Horizontal Full Bezel Width
8.99 mm
Display Light Reflection Mode
Yes

Power Supply

Battery
Lithium-ion
built-in
1-cell
Talk Time
8.0 hours
Standby Time
100 hours
Average Current Talking
256 mA
Average Standby Current
21 mA
Nominal Battery Capacity
2050 mAh battery
Nominal Cell Capacity (1st cell)
2050 mAh cell

Sound Playing

Audio Output
3.5mm
Loudspeaker(s)
mono

Cellular Phone

SIM Card Slot
Micro-SIM (3FF)
Call Alert Sound
64-chord melody
Cellular Antenna
Internal antenna
Cellular Controller
MediaTek MT6735P
Supported Cellular Bands
GSM 850MHz (B5)
GSM 900MHz (B8)
GSM 1800MHz (B3)
GSM 1900MHz (PCS, B2)
UMTS 2100MHz (Band I, IMT)
UMTS 1900MHz (Band II, PCS)
UMTS 850MHz (Band V, CLR)
UMTS 900MHz (Band VIII)
LTE 1800 MHz (Band 3)
LTE 850 MHz (Band 5)
TD-LTE 2300 MHz (Band XL)
bands
Complementary Phone Services
Voice transmission
Voice speaker
Vibrating Alert
Speakerphone
ANC
HD Voice
Voice over LTE (VoLTE)
Video over LTE (ViLTE)
Supported Cellular Data Links
GPRS (Class unspecified)
EDGE (Class unspecified)
UMTS 384 kbps (W-CDMA)
HSUPA (Cat. unspecified)
HSUPA 5.76 Mbps (Cat. 6)
HSDPA (Cat. unspecified)
HSDPA 7.2 Mbps (Cat. 8)
HSPA+ 21.1 Mbps (Cat. 18)
LTE (Cat. unspecified)
LTE 100 Mbps / 50 Mbps (Cat. 3)
LTE 150 Mbps / 50 Mbps (Cat. 4)
data links

Audio Subsystem

Audio Channel(s)
stereo

Sound Recording

Microphone(s)
Yes

Auxiliary Camera

Aux. Camera Image Sensor
No

Built-in Sensors

Additional sensors
Light intensity sensor
Proximity sensor
Built-in accelerometer
Yes

Operative Memory

RAM Type
mobile (LP) DDR3 SDRAM
RAM Capacity
2048 MiB RAM

Ingress Protection

Protection from liquids
Yes
Protection from solid materials
Yes

Control Peripherals

Touchscreen Type
Capacitive multi-touch sensing
screen
Touchscreen Simultaneous Touch Points
Yes

Graphical Subsystem

Graphical Controller
ARM Mali-T720

Non-volatile Memory

Non-volatile Memory Type
Flash EEPROM
Non-volatile Memory Capacity
15259 MiB
Non-volatile Memory Interface
Yes

Physical Attributes

Mass
139 g
Depth
7.8 mm
Width
71.25 mm
Height
143.85 mm
Bounding Volume
79.9 ccm

Multimedia Broadcast

FM Radio Receiver
Unknown

Satellite Navigation

GPS Antenna
Internal antenna
Navigation Controller
MediaTek MT6735P
Supported GPS protocol(s)
GPS (NMEA 0183)
Complementary GPS Services
Assisted GPS

Software Environment

Platform
Google Android
Software Extras
Navigation software
Operating System
Google Android 6.0 (Marshmallow)

Audio/Video Interfaces

A/V Out
No

Auxiliary Camera No. 2

Aux. 2 Camera Image Sensor
No

Auxiliary Camera No. 3

Aux. 3 Camera Image Sensor
No

Auxiliary Camera No. 4

Aux. 4 Camera Focus
No
Aux. 4 Camera Image Sensor
No

Primary Camera System

Zoom
1.0 x optical zoom
Flash
single LED
Focus
Contrast Detection Autofocus (CD AF)
Camera Placement
Rear
Camera Resolution
3264x2448 pixel
Camera Image Sensor
CMOS
Camera Extra Functions
Panorama Photo
Face detection
Recordable Image Formats
JPG
30 fps
Recordable Video Formats
3GP
Number of effective pixels
8.0 MP camera

Geographical Attributes

Market Regions
Asia
Mobile Operator
Reliance Jio Infocomm
Market Countries
India

Secondary Camera System

Secondary Camera Sensor
CMOS
Secondary Camera Placement
Front
Secondary Camera Resolution
1600x1200 pixel
Secondary Camera Number of pixels
1.9 MP sec. cam
Secondary Recordable Image Formats
JPG
Secondary Recordable Video Formats
3GP

Communication Interfaces

USB
USB 2.0
USB Hi-Speed (480 Mbps)
Bluetooth
Bluetooth 4.0
Internal antenna
USB Services
USB charging
USB fast charging
Wireless LAN
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
Internal antenna
USB Connector
USB Series Micro-B (Micro-USB)
Wireless Services
Wi-Fi Tethering
Bluetooth profiles
A2DP
AVRCP
Expansion Interfaces
TransFlash
microSD
microSDHC
microSD Extended Capacity

Secondary Cellular Phone

Sec. SIM Card Slot
Micro-SIM (3FF)
Internal antenna
Sec. Phone Controller IC
MediaTek MT6735P
Dual Cellular Network Operation
Dual standby
Sec. Supported Cellular Networks
GSM 850MHz (B5)
GSM 900MHz (B8)
GSM 1800MHz (B3)
GSM 1900MHz (PCS, B2)
Sec. Supported Cellular Data Links
GPRS (Class unspecified)
EDGE (Class unspecified)

Secondary Auxiliary Camera

Sec. Aux. Cam. Image Sensor
No

Application processor, Chipset

CPU
MediaTek MT6735P, 2015, 64 bit, quad-core, 28 nm, ARM Mali-T720 GPU
CPU Clock
1000 MHz

Secondary Auxiliary Camera No. 2

Sec. Aux. 2 Cam. Image Sensor
No

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