The latest series to hit the market after the walk man phones are the Sony K series with top grosser like Sony Ericsson K608i, Sony EricssonK750i, Sony EricssonK610i. The new Sony Ericsson K750i is the latest and best in Sony Ericsson's K-series, replacing the Sony Ericsson K700i. It's a big step up in the world of camera phones, with a 2-megapixel digital camera with auto focus.

K-series mobile phones with contract phone deals available across UK on networks of established providers such as T mobile, Orange, Vodafone, and O2. In future other models from K-series will be released; they will differ with the functionality.

Following are the some important models of Sony Ericsson K-series:

K600i, K608i, K300, K300i, K750, K750i, K750c, K500i, K500c, K506c, K508i, K508c, K700i and K700c, K610, K800i, K310, K618