AIRTEL 3GB FREE INTERNET-DATA ON 19TK RECHARGE AT INACTIVE-BONDHO SIM REACTIVATION OFFER   • Special tariff : on 19tk recharge airtel – airtel (24hrs) : 0.5paisa/sec ( 0.30tk/min. ) airtel – any operators (24hrs): 1paisa/sec ( 0.60tk/min. ) SMS to any numbers (24hrs) : 0.39tk/sms. Pulse : 1 sec