At first, you should download BlackBerry Ringtone Maker and install it correctly. After this, you can enter the interface of BlackBerry Ringtone Maker.

Step 2. Select extracted AVI files.
You can click the "Browse" button to select extracted AVI files. If you want extract clip of AVI file, you can pre-listen the file to set start time and end time.

Tips: If you want to set start time and end time to choose clips to convert AVI to BlackBerry tingtone MP3, you should adjust the blue sliders to control.

Then you can choose wanted folder of your PC to store MP3 ringtone extracted AVI files before transfering to BlackBerry.

Step 3. Extract AVI files.
Click the "Start" button to extract AVI to MP3 as BlackBerry ringtone and BlackBerry Ringtone Maker will extract AVI to BlackBerry ringtone MP3 automatically.

Then you can transfer AVI to BlackBerry ringtone MP3.

Tips: When you transfer AVI to BlackBerry ringtone MP3, you should install BlackBerry Desktop Manager on your PC, which can make your BlackBerry phone sync with PC, and then connect BlackBerry to your PC, BlackBerry Ringtone Maker will transfer MP3 ringtone extracted from AVI to BlackBerry directly.
BlackBerry Ringtone Maker can bring you:
Extract AVI to BlackBerry ringtone MP3 totally
Supports all popular mobile players
;
Convert different audio files to BlackBerry ringtone MP3
Extract MP3 audio from variable video files