Device features of Microsoft Lumia 640 Dual SIM
Microsoft Lumia 640 Dual SIM
Lumia 640 Dual SIM technical characteristics
About the device:
Microsoft Lumia 640 Dual SIM is a mobile/cell phone with dimensions of 141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in), a weight of 145 grams, a screen size of 5.0 inches (~67.6% screen-to-body ratio) and a screen resolution of 720 x 1280 pixels (~294 ppi pixel density).
It has a processor Quad-core 1.2 GHz Cortex-A7, a graphics card Adreno 305, a 1 GB RAM RAM memory and an internal memory of 8 GB expandable by memory card microSD up to 256 GB (dedicated slot) .
The Microsoft Lumia 640 Dual SIM comes from the factory with the Microsoft Windows Phone 8.1| upgradable to Microsoft Windows 10 operating system.
Technical information
| Property | Value |
|---|---|
| Brand | Microsoft |
| Model | Lumia 640 Dual SIM |
| Screen | |
|---|---|
| Type of screen | IPS LCD capacitive touchscreen 16M colors |
| Screen resolution | 720 x 1280 pixels (~294 ppi pixel density) |
| Screen size | 5.0 inches (~67.6% screen-to-body ratio) |
| Platform | |
|---|---|
| OS | Microsoft Windows Phone 8.1| upgradable to Microsoft Windows 10 |
| CPU | Quad-core 1.2 GHz Cortex-A7 |
| Chipset | 0 |
| GPU | Adreno 305 |
| Storage and memory | |
|---|---|
| Memory card | microSD up to 256 GB (dedicated slot) |
| Internal memory | 8 GB |
RAM |
1 GB RAM |
| Cameras | |
|---|---|
| Main camera | 8 MP| f/2.2| 28mm| autofocus| LED flash |
| Secondary camera | 1 MP| 720p |
| Speaker | Yes |
| Audio connector | Yes |
| Communications | |
|---|---|
| WLAN | Wi-Fi 802.11 b/g/n| DLNA| hotspot |
| Bluetooth | 4.0| A2DP |
| GPS | Yes with A-GPS GLONASS BDS |
| Radio | FM radio |
| USB | microUSB 2.0 |
| Sensors | Accelerometer| proximity| compass |
| Battery | |
|---|---|
| Battery | Removable Li-Ion 2500 mAh battery |
| Fast charging | No |
| Wireless charging | No |
| Approximate price | 170 € |
