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

Perfect for the busy professional in the different environments of everyday life, the stylish Digital Silence DS-421D headset is designed specifically for mobile users and is expected to be available to purchase by Spring 2012.

ENGADGET: Wolfson ready Digital Silence noise-cancelling headphones for Spring 2012