harrashment

Location/place: Kolkata

Name of company/service: micromax mobile

I am purchased micromax mobile A87 Rs. 6400.00 on 22.10.2012 but after 4 days submit in service center due to problem & received after 01 month again 05.01.2013 submit in gourab electronics(srevice center) job sheet no. E 030456-0113-2657894 but after 25 days no response & when I call to service center for any querry they tell me very dirty langauges & telling very more time. so please solved my problem . I want mobile or cash back, i am very harrash from this handset & from micromax.