Jo Harlow, Nokia’s executive, revealed to the media a few days ago that Nokia may push a full keyboard smartphone Windows Phone operating system.
Nokia released Lumia 520 and Lumia 720 smartphones on the Mobile World Congress, making Nokia's Windows Phone reach five kinds.
Jo Harlow said, Nokia was still assessing the possibility of full keyboard Windows Phone handset. However, Jo Harlow also said that the touch screen is the general trend of the smart phone industry, and Nokia was worried that a full keyboard product looks obsolete retro.
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