bids are invited for supplying and fixing of central mixer amplifier control unit - supplying and fixing of central mixer amplifier control unit suitable for operation on 230v, 50hz, ac supply as per the schedule attached in atc , supplying and fixing of conference delegate microphone unit - supplying and fixing of conference delegate microphone unit suitable for operation on 230v, 50hz, ac supply as per the schedule attached in atc , supplying and fixing of conference chairman microphone unit - supplying and fixing of conference chairman microphone unit suitable for operation on 230v, 50hz, ac supply as per the schedule attached in atc , supplying and fixing of 10w plastic or metal cabinet wall mounting speaker - supplying and fixing of 10w plastic or metal cabinet wall mounting speaker suitable for indoor use as per the schedule attached in atc , supplying and fixing of dual vhf wireless microphone system - supplying and fixing of dual vhf wireless microphone system with high quality handheld microphone and lapel collar microphone as per the schedule attached in atc , supplying and fixing 2 core x 1.5 sqmm spreaker cable - supplying and fixing of 2 core x 1.5 sqmm spreaker cable including interconnections, testing as per the schedule attached in atc , supplying and fixing of 15u metal mounting audio rack - supplying and fixing of 15u metal mounting audio rack suitable for holding above controller, amplifer, uhf reciver with transparent door, locking arrangement, 4no power socket, cooling fan, wall mountable type etc. as reqd. , supplying and fixing of audio interface - supplying and fixing of audio interface for two way video conference system suitable for operation on 230v, 50hz, ac supply as per the schedule attached in atc total quantity : 148