Microsoft Lumia 640 Dual SIM
  • 5.0" 720x1280 pixels
  • 8MP 1080p
  • 1GB RAM Snapdragon 400
  • 2500mAh Li-Ion
Released 2015, April145g, 8.8mm thicknessMicrosoft Windows Phone 8.18GB storage, microSDXC
  • Price in Namibia NAD 3,563/-

Microsoft Lumia 640 Dual SIM Full Specifications

Launch
Name Microsoft Lumia 640 Dual SIM
Announced 2015, March. Released 2015, April
Status Discontinued
Network Support & Connectivity
TechnologyGSM / HSPA
2g BandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3g BandsHSDPA 850 / 900 / 1900 / 2100
SpeedHSPA 42.2/5.76 Mbps
WlanWi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth4.0, A2DP
GpsYes, with A-GPS, GLONASS, BDS
NfcNo
RadioFM radio
UsbmicroUSB 2.0
Body & Build Quality
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 Features & Technology
Type IPS LCD
Size 5.0 inches, 68.9 cm2 (~67.6% screen-to-body ratio)
Resolution 720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Protection Corning Gorilla Glass 3 ClearBlack display
Platform
Os Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10
Chipset Qualcomm MSM8926 Snapdragon 400 (28 nm)
Cpu Quad-core 1.2 GHz Cortex-A7
Gpu Adreno 305
Memory
Card Slot microSDXC (dedicated slot)
Internal 8GB 1GB RAM eMMC 4.5
Main Camera Capabilities
Single 8 MP, f/2.2, 28mm (wide), 1/4.0, AF
Features LED flash
Video 1080p@30fps
Selfie Camera Capabilities
Single 1 MP
Video 720p
Sound
Loudspeaker Yes
35mm Jack Yes
Features
Sensors Accelerometer, proximity, compass
Battery Life & Charging
Type Li-Ion 2500 mAh, removable
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 About 170 EUR