supply of trans-receiver handheld 5 watt digital vhf settrans-receiver handheld 5 watt digital vhf set,trans-receiver handheld 5 watt digital vhf set along with two set of oem approved recharge able battery including one as spare, quick battery charger, helical antenna and belt clip conforming to rds o specification no. rdso/spn/tc/107/2018 rev 0.0 with amendment no. 1 or later. additional requirement s: (1) spot frequency 161.150 mhz, (2) technical parameter of vhf set should be as per ci 5-b (without di splay) of rdso specification rdso/spn/tc/107 /2018 rev 0.0 with amendment no. 1 or later with following special feature - operate in both analog and digital mode, it should switch over to analog / digital mode au tomatically as per received signal irrespective of presently selected mode (analog/digital) 3) battery type - li-ion 4) battery capacity - minimum 2300 mah 5) one number of tuning kit with software to program shall be provided for each consignee 6) spare antenna for vhf set: 10% of total vhf set quantity antenna shall be provided as spare. 7) warranty - warranty for radios and rapid chargers shall be covered for at least 5 y ears, warranty for battery packs shall be for at least 1 years. [ warranty period: 30 months after the date of delivery ] ] sr.section engineer(tele) maharashtra 14.00 set