Sony Ericsson k660i mobile phone is GSM-based with new entry with gorgeous technology. The phone is available on mind-blowing O2 AND 3G network connectivity. It has a light weight and comes with captivating screensavers and wallpapers. Add to that, the Sony Ericsson K660i has a shared memory of 32 MB and comes with a 256 MB card. The Track ID music recognition functionality of this phone let the users to recognize the album name, artist name and other song details by listening to a particular soundtrack for a period of a few seconds.