Tender For supply of procurement of sound powered telephone system and public address system with talk back for vc11205 d d - nwt flush type console mounting telephone along with 2m cable with handset , nwt bulkhead mounting cabin type telephone with handset , nwt relay box , nwt audio device electronic siren , wt bulkhead mounting type telephone with handset , wt headset for wt bulkhead mounting telephone , wt relay box with integral audio-visual device , wt 7-way junction box , installation and commissioning material including anti vibration mounts, cable connectors, fasteners, directory plates etc. , manufacturers recommended on board spares , drawings and documentation , training as per tts , service support for stw, commissioning, trials hats. , main unit public address with talk back and loud hailer, ip23 with sre , flush mounted remote controller on bridge console, ip23 , gooseneck type microphone , headset with microphone for main unit, ip23 , 4w, nwt speakers, ip23 , 10w, horn speaker, ip44 , 10w, horn speaker, ip56 , flasher, ip44 , junction box, ip44 , talk back station, wt, ip 44 , talk back station, wt, ip 56 , talk back station, nwt, ip 23 for switchboard and mcr , weatherproof headset with microphone for ip44 talk back stations , weatherproof headset with microphone for ip56 talk back stations , headset with microphone for ip23 talk back station for switchboard and mcr , 10w, horn speaker for talk back stations, ip44 , 10w, horn speaker talk back stations, ip56 , 10w, horn speaker for talk back station, ip23 for switchboard and mcr , 30w, horn speaker for loud hailer on bridge top, ip67 , installation and commissioning material including anti vibration mounts, cable connectors, fasteners, directory plates etc , manufacturers recommended on board spares , training as per tts , service support for stw, commissioning, trials hats. ) /bid number : gem/2025/b/6628481 * /dated: 30-08-2025 & & / bid document 1 / 33