Handset maker Samsung today launched three 3G-enabled mobile phones priced at Rs 5,590- 6,590, expanding its 3G portfolio.

The company has launched Champ 3.5G (priced at Rs 5,590), Chat 527 (Rs 5,930) and Primo (Rs 6,590) handsets across the touch, Qwerty and bar type formats, it said in a statement.

"Consumers increasingly want to stay connected with friends and family through SNS, IM and messaging while being on the move. With our array of affordable 3G devices across different mobile formats, we are making the 3G experience accessible to a wider set of consumers," Samsung Country Head (Mobile and IT) Ranjit Yadav said.

Samsung Champ 3.5G has a 7.1-cm touch, 2MP camera and has a 30 MB internal memory (expandable up to 16GB).

Samsung Chat 527 features an optical track pad, a 6.1-cm display, QWERTY keypad and supports external memory upto 16GB.

Samsung Primo features a 6.1-cm display, 5MP camera, a front facing VGA camera and supports up to 16GB expandable memory.

With this Samsung''s 3G portfolio now has 13 models in the range of Rs 3,400 and Rs 32,890.