Spesifikasi Microsoft Lumia 640 LTE Dual SIM




Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 850 / 900 / 1700 / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40
SpeedHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Launch
Announced2015, March. Released 2015, April
StatusDiscontinued
Body
Dimensions141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)
Weight145 g (5.11 oz)
SIMDual SIM (Micro-SIM, dual stand-by)
Display
TypeIPS LCD
Size5.0 inches, 68.9 cm2 (~67.6% screen-to-body ratio)
Resolution720 x 1280 pixels, 16:9 ratio (~294 ppi density)
ProtectionCorning Gorilla Glass 3
 ClearBlack display
Platform
OSMicrosoft Windows Phone 8.1, upgradable to Microsoft Windows 10
ChipsetQualcomm MSM8926 Snapdragon 400 (28 nm)
CPUQuad-core 1.2 GHz Cortex-A7
GPUAdreno 305
Memory
Card slotmicroSDXC (dedicated slot)
Internal8GB 1GB RAM
 eMMC 4.5
Main Camera
Single8 MP, f/2.2, 28mm (wide), 1/4.0", AF
FeaturesLED flash
Video1080p@30fps
Selfie Camera
Single1 MP
Video720p
Sound
LoudspeakerYes
3.5mm jackYes
Comms
WLANWi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth4.0, A2DP
PositioningGPS, GLONASS, BDS
NFCYes
RadioFM radio
USBmicroUSB 2.0
Features
SensorsAccelerometer, proximity, compass
Battery
TypeLi-Ion 2500 mAh, removable
Stand-byUp to 864 h (2G) / Up to 864 h (3G)
Talk timeUp to 26 h 30 min (2G) / Up to 17 h 30 min (3G)
Misc
ColorsGlossy cyan, Orange, White, Matte black
PriceAbout 150 EUR
Tests
DisplayContrast ratio: 1034 (nominal), 2.563 (sunlight)
LoudspeakerVoice 70dB / Noise 65dB / Ring 75dB
Audio qualityNoise -93.1dB / Crosstalk -93.2dB
Battery (old)Endurance rating 76h


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