Consumers listening to music on their Xperia U can also enjoy improved sound quality with the stylish new Smart Headset for Android smartphones, which features SmartKey - a dedicated application launch key that consumers press once to launch a favourite app.

ENGADGET: Sony officially debuts Xperia U at MWC 2012 Mobile

Smart Wireless Headset pro is part of Sony Mobile Communications' strategy to create Smart Extras that make Android smartphones smarter.

ENGADGET: Sony Smart Wireless Headset pro hits retail with $150 price in tow

The hardware we got to see was a crude prototype built for demo purposes only, but the software platform shows promise and Epson's got a version two Moverio headset in the works -- so perhaps you can see a bit of the future of smart glasses in the video after the break.

ENGADGET