Friends I am using Panasonic split AC from last 5 year the best feature of the AC which I abserved is the regulations of room Temperature with low maintenance charge we are get well cooling which will be set by us , there is no sound during when AC working, also I have not face any minor and major fault during last five years while we were given it normal service maintenance from staring of summer season as cleaning of filters and major water washing Panasonic split AC is one of the best AC for personal use friends please go for this AC