Sun TV HD :
Upscaled content (Hope they will add true hd soon)
Sun Music HD :
Play HD songs in 5.1 , which they already having in their tamil HD service..(Some songs not in HD)
KTV HD :
Upscaled content (Hope they will add true hd soon)
GEMINI HD :
Upscaled content (Hope they will add true hd soon)
* Will update if any changes comes..