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Microsoft Lumia 640 Dual SIM

Microsoft Lumia 640 Dual SIM
5.0 inches (~67.6% screen-to-body ratio)
8 MP, f/2.2, 28mm, autofocus, LED flash
8 GB, 1 GB RAM
Microsoft Windows Phone 8.1 with Lumia Denim
Quad-core 1.2 GHz Cortex-A7

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Launch
Announced
2015, March
Status
Available. Released 2015, April
Network
Technology
GSM / HSPA
2G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G
HSDPA 850 / 900 / 1900 / 2100
Speed
HSPA 42.2/5.76 Mbps
GPRS
Yes
Edge
Yes
Body
Dimensions
141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)
Weight
145 g (5.11 oz)
SIM
Dual SIM (Micro-SIM, dual stand-by)
Display
Type
IPS LCD capacitive touchscreen, 16M colors
Size
5.0 inches (~67.6% screen-to-body ratio)
Resolution
720 x 1280 pixels (~294 ppi pixel density)
Multitouch
Yes
Protection
Corning Gorilla Glass 3
Platform
OS
Microsoft Windows Phone 8.1 with Lumia Denim
Chipset
Qualcomm MSM8926 Snapdragon 400
CPU
Quad-core 1.2 GHz Cortex-A7
GPU
Adreno 305
Memory
Card Slot
microSD, up to 256 GB (dedicated slot)
Internal
8 GB, 1 GB RAM
Camera
Primary
8 MP, f/2.2, 28mm, autofocus, LED flash
Features
1/4" sensor size
Video
1080p@30fps
Secondary
1 MP, 720p
Sound
Alert types
Vibration; MP3, WAV ringtones
Loudspeaker
Voice 70dB / Noise 65dB / Ring 75dB
3.5mm Jack
Yes
Comms
WLAN
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth
v4.0, A2DP
GPS
Yes, with A-GPS, GLONASS, BDS
Radio
FM radio
USB
microUSB v2.0
Features
Sensors
Accelerometer, proximity, compass
Messaging
SMS (threaded view), MMS, Email, Push Email, IM
Browser
HTML5
Java
No
Battery
Battery
Removable Li-Ion 2500 mAh battery
Stand-by
Up to 840 h (2G) / Up to 840 h (3G)
Talk time
Up to 27 h 30 min (2G) / Up to 20 h 30 min (3G)
Misc
Colors
Glossy cyan, Orange, White, Matte black
Price group
4/10 (About 170 EUR)