bids are invited for active led display with with chip on board technology of size 160 inch or more with required accessories for the installation - active led display with chip on board technology of size 160 inch or more with required accessories for the installation , professional 4k display of size 65inch or more with required accessories for the installation , wireless lapel microphone , wireless handheld microphone , wireless electret cardiod microphone for podium , charging station atleast 8 channel for the transmitteer units of serial number 3 and 4 and 5 , access point and interfaces for the wireless connections of audio systems through ethernet by dante protocol or other protocols for microphones in serial number 3 and 4 and 5 , digital signal processor with 12 channel or higher , ceiling speaker with required accessories for installation , 4 channel 60 watt class d amplifier for the connectivity of speaker mentioned in the serial number 9 , wall mountable column array speaker with required accessories for installation , 2 channel 3000 watts amplifier , 4x2 matrix switcher with two usb-c and two- hdmi inputs , 23 inch or more touch podium panel with hdmi transreceiver and annotation processor , 4x1 hdmi auto switcher with de-embedder , hdmi and hdcp transmitter and receiver with rs232 and ir for display units , teleconference dial pad for the existing cisco vc system of make cisco webex codel plus , wired video conference microphone for the existing cisco vc system of make cisco webex codel plus , wireless conferencing presentation device , touch panel with docking station , control processor to control the av devices through the touch panel with required applications for configuring and installation , wireless access point , 24 port manageable networking switch , 27u av rack with neccsarry assecories , installation and commining and programming charges for av systems , integration of vc equipments with audio and video system and dial pad and microphone to