You can do this with RealPlayer itself. Here I show you how to do this step by steps.
Burn your IVR files to CD or VCD/DVD.
Step 1,
Download RealPlayer 11 and install it to your PC. If you already have Real Player 11 installed on your PC. Please ignore this step. Please Free RealPlayer 11 Download here.
Notice: RealPlayer is totally free for burning IVR to VCD. Burn to DVD is not free.

Step 2,
Find the Burn/Transfer Option on the top of RealPlayer.

Step 3,
Click Burn to DVD/VCD button to burn your convert ivr files to VCD.

Then it will ask for download the additional software to burn VCDs. Just follow the steps. It will beautifully burn audio IVR to audio CD or video IVR to VCD.