The keys are positioned in the same order as a keyboard on a typewriter or a computer keyborad You might have to push one to get numbers or special symbols to show up.
It is the slide phones with a keyboard like a computer. =D
Yeahh,, it is usually the full keyboard and to get icons like >< ; * ^ % $
You might need t press a certain button and then a number,,
it should be specified on the keyboard itself ;D
Hope ii helped.
xx
Its the exact layout and positions of the letters on the buttons like that of a keyboard for a computer. It doesn't have to be the exact number of buttons or a button for each letter but as long as it is in order like the keyboard (like the top row starting with letters q w e r t y.