Cooling of ac is very good .i think bluestar is the best brand when u comapare its cooling with other brands.Ac runs very smoothly it doesnot produce too much sound we have two acs one is bluestar and one is voltas .voltas ac has more stylish look as compare to bluestar but in terms of cooling bluestar wins the race .i think this product is value for money as it provides various options various temperature control modes .Service support of bluestar is very good .when u call for ur free service of ur ac the man comes within 3 days I think tjis ac is value for money .