supply of uhf walkie-talkieuhf walkie-talkie,uhf walkie-talkie (ip 67 license free radio) with battery of 7.4v/2000mah li-ion and 16 channel, channel spacing 12.5 kilo hertz, rf power output range 0.5w to 4 watts programmable (uhf) with frequency r ange 446-446.2mhz(pmr 446) , heliflex uhf antenna, belt clips, rapid charger stand with ac adaptor. frequenc y stability 2.5 parts per million. audio output, (with less than 5 percentage distortion at 1 khz reference measur ed at specified af output) minimum 500 milli watt. frequency deviation 2.5khz max. for 100 percentage at 1kh z. output voltage of the charger 12volt. protection against high vswr/ ctcss or dcs/ capable of vox for hands -free operation. sensitivity at 12 db sinad 0.3 micro volt, squelch sensitivity of receiver 0.25 micro volt. adjace nt channel selectivity (db) 60. number of spare batteries with each radio set-1 number. 2 sets of programming kits including necessary software and hardware to be supplied. the offered make/model should have the availa bility of test report from central govt/ nabl/ ilac accredited lab to prove conformity to the specification. the te st report to be submitted while submitting the bid. sample should be supplied before bulk supply. [ warranty p eriod: 24 months after the date of delivery ] ]