tender for ‘digitization implementation (dmr tier ii) of wireless communication system at southern cluster ie. thiruvananthapuram rural, kollam city & kollam rural (3 police districts). , ‘digitization implementation (dmr tier ii) of wireless communication system at southern cluster ie. thiruvananthapuram rural, kollam city & kollam rural (3 police districts). , two slot dmr tier ii repeater with all accessories + spare repeater , duplexer (duplexer test report to identify the performance characteristics of each duplexer should be supplied with each duplexer) , exposed dipole antenna array for digital vhf repeater , lmr 400 or equivalent for vhf repeater station(length proposed as per survey) , firewall , all modem for repeater stations(as per survey) , self-supported towers gbt/rtt(height of the tower shall be fixed as per radio survey/sacfa clearance/ communication coverage. specified communication coverage should be ensured.) minimum 3 nos for kolam city and minimum 8 nos for kollam rural and thiruvananthapuram rural , 12v lithium ion 300ah battery bank with suitable smps power management unit (input 230v , 5a, 50hz)(output 12v) with battery charge controller with remote monitoring system (for all repeaters) , 1 kva online ups with 6 hours backup , stand by smps power management unit (input 230v ,5a, 50hz)(output 12v) with battery charge controller power supply with remote monitoring system , dispatcher system (for c/rooms) automatic vehicle/personal location system voice & data recorder ,diagnostic and printed reports as per spec. , multifunction printer , led tv-55 or 4k/led wall or better , ups 4kva or better , analog audio gateway (2 sets for each distrcts) , dmr tier 2hand-held radio with gps and standard accessories including antenna, high capacity battery2000mah or better -(1+1spare) dtmf keypad belt clip with proper lock, operating manual and battery charger with each radio , dmr tier 2vehicular/mobile radio with gps and installation accessories including