Eye-tracking Samsung Galaxy S4 unveiled

15 March 2013 Last updated at 00:22 ET Help

Samsung has launched a smartphone which allows users to control its 5in (12.5cm) screen using only their eyes.

The Galaxy S4 follows on from last year's S3, a product that sold over 40 million units worldwide.

The device was unveiled at a lavish, Broadway-themed event in New York.

Technology analyst Carolina Milanesi, from Gartner, said the key to its success would be whether its novel features would be of use on a daily basis.

Michelle Fleury reports from New York.

Read More

BBC © 2013 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.