In a YouTube video, the online retail player shows the first glimpse of this device - that can be unveiled as early as June 18 in Seattle, Washington DC, media reports said.

The new phone may have an eye-tracking technology and four cameras to produce 3D images. In a YouTube video from Amazon, some people can be seen swaying from side to side, perhaps experimenting with the 3D view.

According to a report on the Verge website, the 3D technology could include displaying maps or viewing home-screen images in 3D.The device may also enable users to operate the phone or navigate apps by tilting the phone.