supply and configuration of digital trans receiver hand held 5 watt vhf set along with oem appr oved rechargeable battery quick battery charger helical antenna and belt clip conforming to rdso specificati on no rdso spn tc 107 2018 version 2 1 with additional requirements 1 spot frequencies configurable as per consignee requirement 2 technical parameter of vhf set should be as per rdso specification no r dso spn tc 107 2018 version 2 1 3 battery details capacity minimum 2300 mah battery type li