Microsoft announced the launch of the Lumia 640 Dual smartphone in 2015. The manufacturer is offering the Microsoft Lumia 640 Dual phone with 5 inches display, Qualcomm Snapdragon 400 MSM8926 chipset, 1 GB of RAM and 8 GB of internal storage.
The Microsoft Lumia 640 Dual comes with Microsoft Windows 8.1 out of the box, and a Li-Ion 2500 mAh battery. The 5 inches phone comes with IPS display (720 x 1280 px). The IPS display provides enhanced features, such as optimal viewing angles, color accuracy, invariable color reproduction and better power consumption.
Microsoft Lumia 640 Dual specifications
|Name||Lumia 640 Dual|
The weight of Microsoft Lumia 640 Dual is about 5.11 oz with battery, which is average compared to most of the smartphones with same size. The dimensions of this Microsoft phone are average (5.56 x 2.84 x 0.35 inches).
|Dimensions||5.56 x 2.84 x 0.35 inches|
|Colors||glossy cyan, matte black, orange, white|
|SIM type||Micro SIM|
The Microsoft Lumia 640 Dual comes with Microsoft Windows 8.1 out of the box, but it is upgradable to the next OS.
|OS version||Microsoft Windows 8.1|
|SoC||Qualcomm Snapdragon 400 MSM8926|
|CPU||Quad-core 1.2 GHz Cortex-A7|
The size of Lumia 640 Dual screen is measured diagonally, from corner to corner. The 5 inches IPS display of Microsoft Lumia 640 Dual with 720 x 1280 px resolution is multitouch capable.
|Screen size||5 inches|
|Resolution||720 x 1280 px|
The internal memory of Microsoft Lumia 640 Dual (1 GB) cannot be expanded, but the internal storage (8 GB) can be expanded with a compatible microSD card.
|Internal storage||8 GB|
|Memory card slot||microSD|
The camera of the Lumia 640 Dual is equipped with autofocus. An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus on an automatically or manually selected point or area. Very few Android cameras come without autofocus.
|Selfie camera||1 MP|
|Main camera||8 MP, 3264 x 2448 px, autofocus|
The Microsoft Lumia 640 Dual doesn't support 4G/LTE networks. This phone has a built-in GPS. GPS is a highly accurate navigation system using signals from satellites to determine a location on the Earth's surface, irrespective of weather conditions. Most phones have a GPS unit on board. The Lumia 640 Dual phone has built-in FM radio. The built-in FM Radio is great for listening to your favorite radio station.
|GSM 2G bands||850 / 900 / 1800 / 1900|
|Network coverage||2G / 3G|
|Wi-Fi||Wi-Fi 802.11 b/g/n|
|GPS||A-GPS, GLONASS, Beidou|
|Headphone||3.5 mm jack|
The Li-Ion 2500 mAh battery gives the smartphone a good battery backup. The Li-ion is a low maintenance battery which offers high energy, is lightweight and does not require periodic full discharge. The battery of Lumia 640 Dual is removable. You can simply buy a new piece from the open market and interchange it easily by yourself.
|Type||Li-Ion 2500 mAh|
Smartphones today come with a wealth of sensors to facilitate a better user experience. The accelerometer is a sensor that measures the tilting motion and orientation of the phone. This Microsoft phones comes with proximity sensor. This proximity sensor detects how close the phone is to an outside object, such as your ear. The Dual SIM capability of Microsoft Lumia 640 Dual phone is ideal for businesses wishing to provide staff with a mobile device that can offer separate numbers and bills for both personal and business use. This smartphone doesn't support fast charging technology.
|Sensors||accelerometer, compass, proximity|
|Specials||Corning Gorilla Glass 3, Dual SIM|
The specifications above are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the Microsoft Lumia 640 Dual, then don’t hesitate and signal the problem to us.
Microsoft Lumia 640 Dual pictures
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