Happiness CDA AAC WMA to CD-R Convert - Version 1.3.69 Happiness CDA AAC WMA to CD-R Convert - The most powerful audio CD (CD-DA) ripper, extract the digital audio track without losing any quality and turns them into the most popular format media files. It supports auto-seraching CDDB info from internet. It also supports four channels mode including Stereo, Join Stereo, Mono and Dual Channel.