I am using airtel service from last many years. it is good but from last 2 weeks we r facing strange problem. I am staying at PARK VIEW APPT., SECTOR 20, NEAR JALVAYU, KHARGHAR, NAVI MUMBAI. when we r at this place or around 100 meter radius of this place we could not here the voice of next person on the call. we have network, but once a person pick the call up, that person and me both are not able to here the voice of each other. and it is face by all Airtel service holder in my flate. so, i hope you will forward this complain to Airtel and help us.