How stable is the screen mirroring from my S5 to my 1080P HDTV?

[dk3355]

Screen mirroring S5 to 1080P HDTV

Hi,

Looking for feedback on below items:
1. Method used ?
2. Quality of image(video,web pages,pics,audio) on HDTV ? (Full 1080P) ?
3. How stable ?

Thanks