supply of gps base tracking device with pre installed sim for monitoring of track patrolling., quarterly complete service maintenance, report generation and other repairs including material and service part as per special conditions and following -application software on cloud subscription with mapping, reported generation and related assistant ( gsm / gprs ) telecommunication connection in the name of sse ( p.way ) as per dept. requirement recurring expenses with minimum usage pack from any service provider consistion of ( 100 min. 2 of monthly call time, 100 nos. of sms. 2 per month and 1 0 0 mb2 per month internet data. ) quarterly maintenance as per technical guidelines by railway board and special condition attached. payment condition quarterly payment of amc every three month for a period of two years . [ warranty period: 30 months after the date of delivery ] , gps base tracking device with pre installed sim for monitoring of track patrolling along with maping, customization in software, software installation. anroid app. report generation and related assistance including all lead, transportation, gst, royality and all other incidental charges complete. [ warranty period: 30 months after the date of delivery ]