Bán lumia 640xl

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Released 2015, April 171g, 9mm thickness Microsoft Windows Phone 8.1 8GB storage, microSDXC 0.4% 6,014,376 hits 5.7"
Network
TechnologyGSM / HSPA
2G bandsGSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1900 / 2100
SpeedHSPA 42.2/5.76 Mbps
Launch
Announced2015, March. Released 2015, April
StatusDiscontinued
Body
Dimensions157.9 x 81.5 x 9 mm (6.22 x 3.21 x 0.35 in)
Weight171 g (6.03 oz)
SIMMicro-SIM
Display
TypeIPS LCD
Size5.7 inches, 88.9 cm2 (~69.1% screen-to-body ratio)
Resolution720 x 1280 pixels, 16:9 ratio (~259 ppi density)
ProtectionCorning Gorilla Glass 3
ClearBlack display
Platform
OSMicrosoft Windows Phone 8.1, upgradable to Microsoft Windows 10
ChipsetQualcomm MSM8226 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
Single13 MP, f/2.0, 28mm (wide), 1/3", AF
FeaturesZeiss optics, LED flash
Video1080p
30fps
Sound
Loudspeaker Yes
3.5mm jack Yes
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, sensor core
Battery
TypeLi-Ion 3000 mAh, removable
Stand-byUp to 936 h (2G) / Up to 936 h (3G)
Talk timeUp to 31 h 20 min (2G) / Up to 23 h 40 min (3G)
Misc
ColorsMatte cyan, Orange, Black, Matte white, Glossy white
PriceAbout 170 EUR
Tests
DisplayContrast ratio: 1119:1 (nominal), 3.065 (sunlight)
Audio qualityNoise -93.0dB / Crosstalk -94.4dB
Battery life
AnonymousgNT23 Sep 2022

I am also facing the same problem. The tempory solution is search for the required app in the store and then click launch

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