BT747 should work on mobile phones that supports CLDC 1.1 / MIDP 2.0 and JSR-82. Take a look into the list with as working reported phones. Please report if you have run it on a unlisted device, so we can add this to the list. Thanks. Go to the BT747-Sourceforge-page and download the current stable version (select the file BT_J2ME_version.zip). Unzip the content and change to "dist". There you found the needed files: "BT_J2ME.jad" and "BT_J2ME.jar". Install the files over the usally way on your mobile phone. Or put them on a memory card, insert them in you mobile phone and run "BT_J2ME.jad" there to start the installation.