Karbonn mobile
SIM INVALIED & NET WORK PROBLEM &KEYPAD NOT WORKING PROPERLY
I HAVE PURCHASED A KARBON MOBILE, MODEL NO.- K580, DATED 25/09 .AFTER PURCHISING THERE ARISED SEVARAL PROBLEM MENTIONED ABOVE & SIM INVALIED & NET WORK PROBLEM &KEYPAD NOT WORKING PROPERLY. I SUBMITTED THE MOBILE AT YOUR AUTHORISED SERVISING CENTER (MUKHERJEE TELECOM) AT BURDWAN ON ...