short dated tender - supply of sound bar & portable speaker , sound bar supply and installation of portable pa sounbar/home theatre sound system with 3.1-channel or higher surround sound, minimum 400 w rms or equivalent audio output, wireless subwoofer , dolby/dts or equivalent surround sound processing, bluetooth, hdmi arc/earc, optical and aux connect ivity, suitable for 4k smart tv, with remote/app control and all required mounting/accessories. [ warranty period: 12 months after the date of delivery ] ] , supply of portable speaker supply and installation of audio conference system comprising a high-power portable speaker system with minimum 400 w rms output, frequency response of 40 hz?20 kh z, rechargeable battery with ac operation and minimum 12 hours battery backup, minimum battery capacit y of 4500 mah, bluetooth 5.0 or higher, microphone/guitar/aux inputs, usb connectivity, karaoke function, wireless speaker linking, ipx4 or better protection, integrated wheels and carrying handle, along with 2 nos . wireless microphones; and a portable conference display/control unit having minimum 13-inch 3k display with 120 hz refresh rate, high-performance octa-core processor, minimum 12 gb ram and 256 gb ufs stor age, android 16 or later, 13 mp rear and 8 mp front cameras, quad-speaker audio system, wi-fi 6e or wi-fi 7, bluetooth 5.4 or higher, usb type-c connectivity with external display support, minimum 10,000 mah ba ttery with 45 w or higher fast charging, support for active stylus and keyboard, suitable for conference pres entations, video conferencing, audio-visual control, official office work, training and field documentation. th e system shall be supplied complete with stylus pen, charger/power adapter, 2-in-1 keyboard, back cover, f olio case, usb cable, speaker charging cable and all other standard accessories and connectivity cables re quired for ready-to-use operation, with minimum 1-year warranty. make jbl partybox 520 or similar with 2 nos.wireless mic & lenovo ideatab pro gen 2 (12 gb ram+ 256 gb) with lenovo 2 in 1 keyboard with back cover and folio case. [ warranty period: 12 months after the date of delivery ] ]