Microsoft Lumia 640 XL Dual SIM Full Specifications

network
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  • Technology GSM / HSPA
  • 2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • 3G bands HSDPA 850 / 900 / 1900 / 2100
  • Speed HSPA 42.2/5.76 Mbps
launch
  • Announced 2015, March
  • Status Available. Released 2015, April
body
  • Dimensions 157.9 x 81.5 x 9 mm (6.22 x 3.21 x 0.35 in)
  • Weight 171 g (6.03 oz)
  • SIM Dual SIM (Micro-SIM, dual stand-by)
display
  • Type IPS LCD capacitive touchscreen, 16M colors
  • Size 5.7 inches, 88.9 cm2 (~69.1% screen-to-body ratio)
  • Resolution 720 x 1280 pixels, 16:9 ratio (~259 ppi density)
  • Protection Corning Gorilla Glass 3
  • ClearBlack display
platform
  • OS Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10
  • Chipset Qualcomm MSM8226 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
  • Modules 13 MP, f/2.0, 28mm (wide), 1/3", AF
  • Features Zeiss optics, LED flash
  • Video 1080p@30fps
selfie camera
  • Modules 5 MP
  • Video 1080p@30fps
sound
  • Loudspeaker Yes
  • 3.5mm jack Yes
comms
  • WLAN Wi-Fi 802.11 b/g/n, DLNA, hotspot
  • Bluetooth 4.0, A2DP
  • GPS Yes, with A-GPS, GLONASS, BDS
  • NFC Yes
  • Radio FM radio
  • USB microUSB 2.0
features
  • Sensors Accelerometer, proximity, compass, sensor core
battery
  • Removable Li-Ion 3000 mAh battery
  • Stand-by Up to 936 h (2G) / Up to 936 h (3G)
  • Talk time Up to 31 h 20 min (2G) / Up to 23 h 40 min (3G)
misc
  • Colors Matte cyan, Orange, Black, Matte white, Glossy white
tests
  • Display Contrast ratio: 1119:1 (nominal), 3.065 (sunlight)
  • Camera Photo
  • Loudspeaker Voice 72dB / Noise 67dB / Ring 73dB
  • Audio quality Noise -93.0dB / Crosstalk -94.4dB
  • Battery life Endurance rating 74h