Tender For supply, installation , testing and commisioning of gps based public address & passe nger information system (papis) and leddestinationboard ( one line) to drg. no. 140-6-4-088, col -2, alt-a and to spec. rdso/cg - 18001 (rev.2) or latest in lhb non ac coaches. fitment of destinati on board shall be sunk-in type. [ warranty period: 78 months after the date of delivery ]