Company of symphoy is good in guaranty waranty period they will come and make pefect . Any where servise team come and ma. ke it perfect. The power cooling like rain with strome and we can contorl the speed as we wish. Sound of cooler like ceiling fan in high speed other vise it no sound make. I am use the cooler one year its like new . Non dustable cooler . I use in summer twenty four hour no disturbanced are found . It lite in wieght l push to one to another room by . One time investmemt for money and relax for long time.