supply of supply, installation, testing & commissioning of items. etc. (detailed description as per item description)supply, installation, testing & commissioning of items. etc. (detailed description as per item description),supply, installation, testing & commissioning of 10 touch display having 10 gen,64 gb ro m,a14 bionic chip, it should support the software of digital signal processor taken in schedule item. make: apple/superior. [ warranty period: 24 months after the date of delivery ] ] , supply, laying and termination of audio and network cables (speaker cable, audio signal ca bel and data cables) [ warranty period: 30 months after the date of delivery ] ] , supply, installation, testing & commissioning of column surafce speaker having following sp ecificartion: i) foh and delay column surface-mount loudspeaker. ii) frequency range- 90hz- 17khz or bett er, iii) rated rms noise power - 200 watts or better. iv) sensitivity- 89db or better, v) max peak-spl-118db or better, vi) coverage-160 x 30 or better. viii) ingress protection ip-54 or better. ix) power coated aluminiu m enclosure and grille. including oem supplied pan-tilt mounting brackets. make: qsc/nexo/martin audio [ warranty period: 24 months after the date of delivery ] ] , supply, installation, testing & commissioning of dual channel class-d amplifier having following specification : i) per channel power 200w @8 ohms/4 ohms or better, ii) support for 70v/100v. po wer sharing or bridge/parallel modes for better power distribution. iii) frequency response- 20hz - 20 khz or better. iv) signal to noise ratio -> 100 db or better, v) input impedance - >10k,balanced or unbalanced o r better, vi) front and rear panel indicators for power, signal (per channel), limit / mute / protect etc. or bet ter. make: qsc/nexo/martin audio [ warranty period: 24 months after the date of delivery ] ] , supply, installation, testing & commissioning of 8 port poe network switch having power bu dget of 65 watt per port. make: d-link/netgear/superior [ warranty period: 24 months after the date of de livery ] ] , supply of 32u equipment rack. make: valrack/superior [ warranty period: 24 months after the date of delivery ] ] , supply, installation, testing & commissioning of open architecture digital signal processorha ving following features: i) 8 flexible channels individually configurable as mic/line input with phantom pow er or line output. ii) gpio ports - 8x8 or better. iii) aec channels - 8 or more with 200ms tail length. iv) mini mum 8x8 dante channels and support for up to 64x64 network audio channels via dante /aes67 or similar protocol. v) sip softphone integration for audio conferencing. vi) usb-b & c port supporting av usb bridgin g for software or web- based conferencing applications emulating usb audio (speakerphone) and usb vide o (camera) driver. vii) 24 bit-a/d-d/aconverters or better, 48 khz sample rate or better, input frequency re sponse of 20 hz to 20 khz or better, input dynamic range > 109 db or better. rs232 ports - 2 or more.the processor should support network amplifiers without any additional cards or accessories. make: qsc/nexo/ martin audio. [ warranty period: 24 months after the date of delivery ] ] , supply and fixing for underfloor race way with metal flp for maintenance of installed cables . [ warranty period: 30 months after the date of delivery ] ] => limited