This is the FOMA D903i Slider phone for NTT DoCoMo, produced by Mitsubishi. It has 2.8-inch 260k colors 240×400 pixels Widescreen LCD, built-in music player supporting MP3, WMA and AAC, Voice recognition, InfraRed, FM Radio, a Full Browser which enables viewing of Microsoft’s Word, Excel and powerpoint files.
The NTT DoCoMo FOMA/Mitsubishi D903i has a one-touch open button which can open up the slider. There are 4 colors for you to choose from.