Two new Walkman phones have been announced today by Sony Ericsson. The W580 is a slider with a quad band GSM and EDGE connectivity. It also features a 2 magpixel camera, FM radio, Bluetooth 2.0 and a great 2″ QVGA display.

The Sony Ericsson Z750 is a clmshell phone still with a 2 megapixel camera, FM radio and Bluetooth 2.0, but it’s display is a bit larger, at 2.2 inches.