Supply, Installation, And Commissioning Of Gps-Based Personal Tracking Devices With Pre-Ins Talled Sim (Compatible Network) With 4 (Four) Years Coverage (1-Year Warranty + 3 Years Amc) For Monitori Ng Track Patrolling, Including Mapping, Customization In Software, Software Installation, Android App, Report Generation, And Related Assistance As Per Railway Board Letter No. 2017/Track-1/29/8 Dated 16.01.2018 (S Pecifications & Annexure-1 Enclosed). Gps Based Tracker Device ( New 4G ) [ Warranty Period: 12 Month S After The Date Of Delivery ] ]