This keyboard is not very small, but it cannot be too small to have big enough keys:
Here you can see this keyboard from the back:
Here is close-up photo on the keyboard, so that you can see all keys (the symbols in orange color are accessible through "SYMB" key):
On each side of the keyboard there are buttons, that you need to press before you insert the PDA into keyboard or if you would like to remove the PDA from the keyboard:
Here is a close-up photo of the connector:
... where you can see on the left and on the right special "hooks" that are released with above mentioned side buttons of the keyboard!
Here is the configuration software of the keyboard:
Upon pressing of the ":-)" button (smiley button) the following "FaceBoard" appears:
... which makes it possible to enter smileys with just one button key!
Here is About dialog of the software drivers for the keyboard:
Conclusions: while tactile feedback of this keyboard could be better, it is very good, very cheap, and allows for very comfortable text entry with your Dell Axim X30 or X30i PDA!