In order to get it, you'll need to first have a rooted handset in hand and to carefully follow the instructions for the hack over on xda-developers. Although this might appeal to some owners and not all, just know that you run the risk of potentially harming your smartphone during the process; while also possibly voiding your warranty as well. So if you're fine with that, by all means follow the explicit instructions to get this feature up and running on your DROID 2.
Motorola DROID 2 Specifications | Review
source: xda-developers & BGR