Photos: Phones from Sony Ericsson

Billed as the Walkman Phone, the Sony Ericsson W950 comes with 4GB of storage and a touch screen for simple navigation through music genres, playlists, individual songs or albums. The device was introduced at this week's 3GSM World Congress, a wireless tech conference in Barcelona, Spain.

Also unveiled at the 3GSM World Congress, the P990 smart phone is designed to meet the needs of business executives. Equipped to operate on a high-speed network, the phone handles video calling, high-bandwidth multimedia downloads and Web browsing. Other features include a camera with auto-focus, 80MB of internal memory, a music player and a business card scanner.

The P990 includes a 2-megapixel camera with auto-focus.

Less than an inch thick, the Sony Ericsson K610 features a 2-megapixel camera, a music player, and e-mail and Web access.