Important Hathway Picture quality

[s roy]

I am From Kolkata, i am using Hathway SD set top box(C9000) in LED tv, picture is very much noisy. why hathway sd is so much noisy? i have seen GTPL KCBPL SD set top box picture quality is very good.

 

[Ajai]

How long are u using this stb?

 

[IndianMascot]

what's the operator comment on noisy sound.