Most mobile smart phones cannot be smudge free when it comes to touch screens, which is a very big issue currently for modern users. The extremely sensitive Synaptics touch screen on the Nokia Lumia 920 can even be controlled with a key or through cloth as demonstrated in the video for the benefit of all future Nokia Lumia 920 users.
What does this mean for Nokia Lumia 920 users? Well, no more screens smudging, which we all know to be very irritating to say the least. Now, you can even utilize a metal stylus to work easily with the specially customized touch screen of Nokia Lumia 920.