Get Airtel 500 Mb 3g Data For Free July-August 2014

HERE is a trick for all airtel subscriber

now get 500mb 3g free data............

Steps

1. more importantly is - Connect net though Airtel SIM only

2. Then Go here

http://3gdongle.airtel.in/

4. fill your alternate Contact details and submit

5.Put the OTP(one tume password) , u have received and press submit 

6. now you will get 500MB free 3G data on Airtel sim

note-offer valid for airtel dongle users only