(official channels like Sony Music South, Think Music India, T-Series Tamil). Quality is stereo only, but it's free and legal.
: Files like FLAC or WAV that actually support more than two channels for a theater-like experience. 7.1 Tamil Mp3 Songs Free Download
"Get Ready to Groove: 7.1 Tamil Mp3 Songs Free Download - A Music Lover's Paradise!" (official channels like Sony Music South, Think Music