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Lumia 640 Dual SIM - Microsoft Mobile Phones: Technical Specifications, Features and Reviews

Submitted By Asha Manoj on 1 December 2015

Microsoft Mobile Phone Lumia 640 Dual SIM

  • Manufacturer : Microsoft
  • Model : Lumia 640 Dual SIM
  • OS : Microsoft Windows Phone 8.1 with Lumia Denim
  • Network : GSM / HSPA
  • Dimensions : 141.3 x 72.2 x 8.8 mm
  • Weight : 145 g
  • SIM Type : Dual SIM (Micro-SIM, dual stand-by)
  • Available Colors : Glossy cyan, Orange, White, Matte black

The Microsoft Lumia 640 Dual SIM is a smartphone, features a 5-inch IPS ClearBlack multi touch display with HD resolution and a pixel density of 294ppi. On the inside, It is packed with a 1.2GHz quad-core Cortex A7 processor from Qualcomm Snapdragon 400 chipset.

The smartphone features an 8MP autofocus rear facing camera and for selfie and video calling, it houses a 1MP front camera. It comes with an inbuilt memory of 8GB which can be further expanded up to 128GB. It is fuelled by a 2,500mAh Li-ion battery. Connectivity option includes 3G, NFC, tethering, DLNA, computer sync, Wi-Fi, USB port, OTA sync, GLONASS, Bluetooth v4.0 and GPS/A-GPS.

Hardware Specification

  • Processor : Quad-core 1.2 GHz Cortex-A7
  • RAM Size : 1 GB
  • Internal Storage : 8 GB
  • Expandable Storage : microSD, up to 128 GB

Display Specification

  • Display Type : IPS LCD capacitive touchscreen, 16M colors
  • Display Size : 5.0 inches
  • Touchscreen : Yes
  • Display Resolution : 720 x 1280 pixels
  • Display Multitouch : Yes
  • Display Protection : Corning Gorilla Glass 3
  • Main Camera : 8 MP
  • Main Camera Flash : Yes
  • Main Camera Auto Focus : Yes
  • Main Camera Video Recording Resolution : 1080p@30fps
  • Front Camera : 1 MP

Battery Specification

  • Battery Capacity : Li-Ion 2500 mAh
  • Talk Time : Up to 27 h 30 min (2G) / Up to 20 h 30 min (3G)

Connectivity

  • Standby Time : Up to 840 h (2G) / Up to 840 h (3G)
  • Operating Frequency : 850 / 900 / 1800 / 1900 MHZ, 850 / 900 / 1900 / 2100 MHZ
  • Connectivity Internet : Yes
  • Connectivity 3G : Yes
  • Connectivity WiFi : Wi-Fi 802.11 b/g/n, DLNA, hotspot
  • Connectivity Bluetooth : v4.0, A2DP
  • Connectivity USB : microUSB v2.0
  • Connectivity FM : Yes

Location Technology

  • Location GPS : Yes
  • Location Glonass : Yes
  • Location Beidou : Yes

Sound

  • Alert Types : Vibration; MP3, WAV ringtones
  • Loudspeaker : Yes
  • Mobile Earjack : 3.5 mm

Audio and Video

  • Video Playing Format : MP4/H.264/WMV player
  • Audio Playing Format : MP3/WAV/eAAC+/WMA player

Sensors

  • Accelerometer Sensor : Yes
  • Proximity Sensor : Yes

Other Features

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