money refound

Location/place: ahmedabad

Name of company/service: star cj alive

i buy a 5.1 chanel home theater of philips.the product is not same which i order there for i return it back the date is 25-06-2012 but still i dont got my refound cheque of 5240 rs. they comiit me every time and tell me wait for week. but not send me my refound cheque.pleace do something