supply of gps based oscillation monitoring system , supply and complete commissioning ( with required departmental data ) of gps based osci llation monitoring system (oms system) with all hardware like external gps with bluetooth, tablets, i nertia measurement unit (imu) power pack (external battery). android based oms, realtime sms to concer ned sectional officials for peak, real time track feature, remote monitoring of run results on mobile app by c oncerned sectional officials and other accessories as per rdso specification no.tm/sm/420 (version 1.2 or latest ) with the license of software and maintenance of the oms with warranty for minimum 2 years [ war ranty period: 24 months after the date of delivery ] ]