The video seems to suggest it is the new smartphone could feature a screen that can track a user?s eye movements and display images that are seemingly 3D.
Amazon did not provide further details.
A smartphone from Amazon would ramp up its rivalry with Apple. Both companies are competeing in devices such as tablets and in Web services including online entertainment.
Amazon.com's gadget lineup already includes the Kindle e-reader and Kindle Fire tablets. In April, Amazon introduced a $99 TV box for watching digitally delivered shows and movies, called Fire TV.