Airtel — data service and voice quality strength problem issue

Address:

560004

Here we are facing voice and internet service problem. The signal quality is too low. When we are in call we can't here opposite voice clearly and poor data service. The data work is 2g in bangalore basavanagudi. If its 2g in bangalore only what about the other city.. the network signal is three point for 2g and most off one or less for 3g. Its to difficult for browsing any thing with this airtel network. This areas worst network airtel
I have issued complaints to airtel 2 weeks back but no response for that side. If its like this its difficult and plz resolve this