It seems that your Freedom Keyboard is compatible with all Android devices that uses OS version 2.0 and above. In order to use the two devices together, you first need to visit the following website : http://www.otadrivers.com/ from your mobile browser in order to download the latest version of the driver.
If you have the driver installed, go to the menu of the phone > Settings > Wireless Control > Bluetooth settings > long tap on the keyboard and select Unpair. Turn your Bluetooth OFF, then turn it back ON, go back to the path above and start the Pairing process again. You should also go to Settings > Language and Keyboard > Select Input method > Freedom Pro Keyboard.