Convert Audio Files for IVR

Audio files used in the IVR feature on Cloud PBX must be converted to an 8-Bit Mono U-Law .wav file format.

Procedure Using Audacity

Audacity is a free audio editing program you can download to your computer.

1. Open Audacity (download and install it if necessary).
2. Click File > Import > Raw Data...
   
3. Choose the audio recording file on your computer which you'd like to convert.
4. This will open a box like the one below,  now import.
                                                        
5. On the left-hand side of the audio sample, you will find a drop-down arrow next to the name of the file. Click it and go down to rate and select 8000.
   
6. On the bottom left-hand side, change the Project Rate to 8000.
   
7. Play the file to make sure it's still okay after changing the rate and project rate.
8. Now click File > Export > Export as WAV.
   
9. A new box will pop up, name your new file and go to the file type, select other uncompressed files. Go to Header and select WAV(Microsoft). Go to encoding and select U-law.
   
10. Click Save.
11. Now go into the IVR in the Alianza Admin Portal and upload the file.