Microsoft Lumia 640 LTE has a quad-core processor, 1 GB of RAM and Windows Phone 8.1 update Lumia Denim guarantee a smooth operation of the interface and additional applications. The smartphone also boasts IPS screen is covered with Gorilla Glass 3 and a range of communication modules, including LTE.

Some of parameters of Your Microsoft Lumia 640 LTE

Body Dimensions 141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)
Weight 145 g (5.11 oz)
SIM Micro-SIM
Display Type IPS LCD capacitive touchscreen, 16M colors
Size 5.0 inches (~67.6% screen-to-body ratio)
Resolution 720 x 1280 pixels (~294 ppi pixel density)
Multitouch Yes
Protection Corning Gorilla Glass 3 – ClearBlack display
Platform OS Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10
Chipset Qualcomm MSM8926
Snapdragon 400
CPU Quad-core 1.2 GHz Cortex-A7
GPU Adreno 305


To order an unlock code for Microsoft Lumia 640 LTE You need to :

1. go to sim-unlock.net and choose Your Microsoft model or go directly to unlock by code Microsoft Lumia 640 LTE
2. press “Unlock Microsoft Lumia 640 LTE”
3. Choose unlock product for Your Microsoft ( in some cases only one product is available )
4. Enter your Microsoft IMEI number and if needed other required information.
5. Press “order code”
6. At shopping cart fill all needed information like name, e-mail and others
7. Pay for an unlock code
8. After average time (check how much it takes for chosen product) You will receive all codes and unlock guide to Your Microsoft Lumia 640 LTE .

To enter unlocking code to Your Microsoft Lumia 640 LTE You need to do :

1. Turn on the phone with an unaccepted SIM card (not the one in which the device works)
2. Microsoft Lumia 640 LTE should ask for an unlock code
3. Enter the code provided by sim-unlock.net
4. Device is unlocked !!

Your phone will never locked again.
After unlock Your Microsoft Lumia 640 LTE You can use it with any sim card.
After unlocking You can use Your Microsoft Lumia 640 LTE with sim cards from differents network like vodafone, t-mobile, O2, movistar, orange.
Unlocking also allow You to increase value of your Microsoft Lumia 640 LTE because it can be used with all network cards.


Why unlock Microsoft Lumia 640 LTE and why choose sim-unlock.net ?
– there is no risk of damage Your Microsoft Lumia 640 LTE by unlocking it.
– we are cheapest unlocking site over the internet
– after unlock You can take advantage of cheaper tariffs from locally competing networks while abroad
– waiting time for the code was reduced to a minimum by an automated system on our website
– we give 100% support in case of any problems while unlocking Your Microsoft Lumia 640 LTE
– opportunity to buy a foreign SIM card in another country to avoid roaming charges