Happiness DVD-Audio AAC AMR to CDA Conversion - Version 1.4.34 Happiness DVD-Audio AAC AMR to CDA Conversion as the publisher gives excellent FREE after service to buyers and FREE technical support to all trial users. And all users' emails will be replied within a business day except holidays or weekends! Spported conversions include: CD to WAV, MP3, WMA, and OGG; P3/WMA/OGG/WAV/AIF/VOX/MP2/MPC/G.