Smartphone Lumia 640 XL 3G Dual Sim by Microsoft is made in the classic shape. A case of the smartphone is made of plastic. The phone uses MS Windows Phone 8.1 and supports working with two sim cards like micro SIM in alternate mode. Phone dimensions: width — 81.5 millimeters, height — 157.9 millimeters, thickness — 9 millimeters. Weight — 171 grams.
Diagonal of the color screen is 5.7 inches with a maximum screen resolution of 1280x720 and 258 pixels per inch (PPI). The screen of the device protected by scratch resistant glass and has the automatic rotation function.
Microsoft Lumia 640 XL 3G Dual Sim is equipped with a 13–megapixel camera with autofocus. The camera allows you to record video with a maximum resolution of 1920x1080 pixels. In addition to the main camera, the phone can boast also of a 5 megapixel front camera.
Microsoft Lumia 640 XL 3G Dual Sim runs on 4-core Qualcomm MSM8226, 1200 MHz processor, has 8 gigabytes of built-in memory and 1 gigabytes of RAM. The phone has a slot for a memory card of up to 128 gigabytes.
Capacity of removable battery is 3000 mA⋅h, this is approximately 930 hours of standby time and 31.3 hours of talk time.
The phone is also equipped with sensors of illumination and approaching. This gives additional functionality to the phone in various applications.
Microsoft Lumia 640 XL 3G Dual Sim was presented to the public on March 2, 2015.