Supply of Supply And Commissioning Of Gps Based Personal Tracking Device Including Pre-Installed Sim With Compatible Network In Respective Jurisdiction Of Gnt Division With 4 Years I.E One Year Warranty Perio D And 3 Years Of Amc For Monitoring Of Track Patrolling Along With Mapping, Customization In Software, Soft Ware Installation, Android App, Report Generation And Related Assistance As Per Railway Board Letter No. 2 017/Track-1/29/8 Dated. 16.01.2018. Warranty Period: 48 Months After The Date Of Delivery