Microsoft Lumia 640 Dual SIM specs.
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General Microsoft Lumia 640 Dual SIM
Release date:
February 2015
Form factor:
Touchscreen
Dimensions (mm):
141.30 x 72.20 x 8.80
Weight (g):
145.00
Battery capacity (mAh):
2500
Removable battery:
Yes
SAR value:
NA
Display Microsoft Lumia 640 Dual SIM
Screen size (inches):
5.00
Touchscreen:
Yes
Screen Resolution:
Screen resolution refers to the size of the image received on the screen in pixels
Screen resolution refers to the size of the image received on the screen in pixels720x1280pixels
Pixels per inch (PPI):
294
Hardware Microsoft Lumia 640 Dual SIM
Processor:
1.2GHz quad-core
Processor make:
Qualcomm Snapdragon 400
RAM:Random Access Memory
Random Access Memory1GB
Internal storage:
8GB
Expandable storage:
Yes
Expandable storage type:
microSD
Expandable storage up to (GB):
128
Camera Microsoft Lumia 640 Dual SIM
Rear camera:
8-megapixel
Flash:
Yes
Front camera:
0.9-megapixel
Software Microsoft Lumia 640 Dual SIM
Smart Phone OS:An operating system (OS) is software that interacts between a user and a smartphone.
An operating system (OS) is software that interacts between a user and a smartphone.Windows Phone 8.1
Connectivity Microsoft Lumia 640 Dual SIM
Wi-Fi:Wireless lan technology
Wireless lan technologyYes
Wi-Fi standards supported:
802.11 b/ g/ n
GPS:Global Positioning System
Global Positioning SystemYes
Bluetooth:Bluetooth is used to exchange data between nearby mobile devices.
Bluetooth is used to exchange data between nearby mobile devices.Yes
NFC:Near field communication
Near field communicationNo
Infrared:
No
Wi-Fi Direct:
No
MHL Out:
No
HDMI:
No
Headphones:
3.5mm
FM:
Yes
Number of SIMs:
2
SIM 1:
SIM Type:
Micro-SIM
GSM/ CDMA:
GSM
3G:Third generation cellular network
Third generation cellular networkYes
4G/ LTE:
No
SIM 2:
SIM Type:
Micro-SIM
GSM/ CDMA:
GSM
3G:Third generation cellular network
Third generation cellular networkYes
4G/ LTE:
No
Sensors Microsoft Lumia 640 Dual SIM
Compass:
Yes
Proximity sensor:
Yes
Accelerometer:
Yes
Ambient light sensor:
Yes
Gyroscope:
No
Barometer:
No
Temperature sensor:
No
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