supply and installation of digital radios and accessories for apro supply and installation of digital radios and accessories at the districts and battalions under apro , dmr fixed / mobile radio in vhf band ( 5-25 watt ) , dmr hand held radio in vhf band with battery charger and 1 ( one ) spare battery with belt clip , 6-pockets battery charger for dmr handheld radio , dmr repeater in vhf band with power supply , 3 db gain whip antenna with 3 mtr co-axial cable with connector , vehicle mount bracket for mobile vehicle use , 3 db gain omni-directional antenna with 30 mtr rf cable rg 217 for base station , 6db gain omni directional antenna with 30 meter rf cable rg-217 for base station . , hands free operation with headset mic . kit , programming kit - for repeater , dmr fixed / mobile and dmr handheld radio ( 6 nos each type ) , duplexer for dmr repeater , equipment earthing at repeater sites