Microsoft Lumia 640 Dual SIM
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)
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