 For the SGH-D900i, Samsung removed Picsel Document Viewer in favor of the FM radio function.The SGH-D900 was the thinnest slider phone until the introduction of the SGH-U600 model in 2007, (the Samsung U600 has a thickness of and the D900 and D900i both have thicknesses of 12.9mm) and then when the E840 was released (thickness of ).The D900 comes with a 3.15 megapixel camera (2048x1536 pixels).