Japanese electronics maker Sony has announced two new smartphones, the Xperia Miro and Xperia Tipo ahead of schedule following a successful social media campaign.

The new smartphones, which will run on Android 4.0, were launched 9 days early after Facebook users brought announcement date and time forward by 20 seconds with each click they made on the Sony page. 

Sony Xperia Miro and Xperia Tipo on Android 4.0

The two smartphones will be the first by Sony to run on Ice Cream Sandwich and will feature Facebook integration.

Despite having a low-end 800MHz Qualcomm processor and 512MB of RAM, the Xperia Miro will also feature a 3.5 inch touchscreen, a front-facing 5 megapixel camera, 4GB of internal storage, Wi-Fi, Bluetooth, MicroUSB and contactless DLNA connectivity to enable content to be shared and viewed on TVs, tablets and PCs. 

Sony Xperia Mio Facebook campaign

The Xperia Miro features Sony's xLoud audio technology and also comes preloaded with the Music Unlimited app which has access to millions of music tracks on the Sony Entertainment Network for a monthly subscription fee. 

The Xperia Tipo is targeted at a slightly lower end of the market, featuring a 3.2 inch touchscreen, Bluetooth, Wi-Fi and a 3.2 megapixel camera.

Pricing for the two phones has yet to be released.