Bajaj Electronics — symphony air cooler storm 70i... want to return the product

Address:

8-4-550/71 Natraj nagar erragadda 500018, Hyderabad, Telangana, 223

I have brought the symphony air cooler on 23 of april... But from the day i brought it iam not satisfied it is giving the air but not the cooling at least 25 degrees... Very bad service i want it to be return or exchange... My room is only 10x10 sq ft it not covering that much area also... Very bad service... And also called the symphony techniquetion but he had also not solved my problem... Plz take my concern or i can also go in a legal process...