bids are invited for integrated passenger information system central data controller , central data switch , platform data controller , display monitor board led tv , platform display board , led based at a glance display board , mono colour multiline display board 3 lines , true colour multiline indoor video display board 6 lines , audio amplifier , 30w pa horn speaker , 6w pa wall speaker , microphone and stand , ups 5kva with 30 mins power backup , power cables, data cables, pa cable and microphone cable and amplifier cable , fixing, installation, testing and commissioning of the setup , cap integration testing of ipis setup , rdso latest specification compliance certificate , camc for 1st year , camc for 2nd year , camc for 3rd year total quantity : 22