Bids Are Invited For Digital Chairman Unit - Digital Chairman Unit Should Have Possible-To-Speak Indicator With Plug And Play Functionality, With Easily Configured As Participant Device Or Chairperson’S Device And Having Immunity To Mobile Phone Interference. Request To Speak Indication And Gsm Immunity With Frequency Response 200 Hz To 125 Khz Headphones Load Impedance 32 Ohms 1K Ohm Loudspeaker Nominal Output 72 Db Spl , Digital Delegate Unit - Digital Delegate Unit Should Have Possible-To-Speak Indicator With Plug And Play Functionality, With Easily Configured As Participant Device Or Chairperson’S Device And Having Immunity To Mobile Phone Interference. Request To Speak Indication And Gsm Immunity With Frequency Response 200 Hz To 125 Khz Headphones Load Impedance 32 Ohms 1K Ohm Loudspeaker Nominal Output 72 Db Spl. , Digital Conference Control Unit - Digital Conference Control Unit- Central Controller Unit Cum Power Supply Having Four Operational Microphone Modes (Open Override, Voice Activated And Push To Talk (Ptt) Mode) Selection Of Number Of Open Microphone (1-4) This Can Be Further Extended To 10 Microphone In The Web Browser Conference Controller Unit Itself Should Be Suitable For Controlling More Than 75 Wired Delegate Unit. , Wall Speaker - Wall Speaker 22.5 Watt Max Power Output With Selectable 8 Ohms, 70 & 100 Volts Taps, Premium Cabinet , Amplifier - 240 Watts Mixing Amplifier Having Temperature Controlled Fan Cooled Having Protection For Overload & Short Circuit From Plena Series Made As Per Holland Design With 4 Mike Input Channels. Amplifier Has The Distortion Rate Of Less Than 3% Frequency Response Of 50Hz To 18 Khz And S/N Ratio Of More Than 65Bd. , Audio Mixer - Rack Mountable Audio Mixer 6 Microphone/Line Inputs, Plus 3 Music Source Inputs, 100 V, Telephone And A Call Station Input With Priority & Vox, 2 Zones And Channel Operation, Separate Tone Controls For Microphone And Music Sources, Freq Res. 50 Hz To 20 Khz. , Microphone - Cordless Hand Held Microphone With One Touch Clear Scan Feature Which Automatically Selects The Clearest Channel. Uses 2 Aa Alkaline Batteries. Rugged Metal Transmitter, Metal Receiver Chassis Edith Optical Rack Mounts. Unit Work On Rf Frequency & Has 32 Selectable Frequencies Operating Temp Up To 45 C, True Antenna Diversity, Modulation ± 40 Khz Image Rejection>55Db, Unit Has Back Lit Led Display. , Digital Signal Processor - Digital Signal Processor With 2 X Xlr In, Electronically Balanced Audio Input,6 X Xlr Out, Electronically Balanced Audio Output With 2 X Xlr Thru Out ,And 1X Xlr Aes/Ebu In Digital Input, With Nominal Input Voltage:1.23V / +4 Dbu, Maximum Input Voltage:8.7V / +21 Dbu, Input Impedance :10K Ohm,Cmr:-80Db@1Khz,A/D &D/A Conversion :24 Bit Sigma Delta,Thd+N <0.01% , Cable - Digital Cable For Conference System. , Connector - Digital Cable Connector. , All In One Dsp - All In One Dsp - Multi Channel Audio Digital Signal Processor. • Line Input And Mic Input • 2X 50 Watts @ 8Ohm Speaker Output • Pack Consists Of Wireless Microphones • Optional Gooseneck Microphone, Speaker Pair • Provides Hd Voice Communications Platform. • Features Aec, Noise Suppression, De-Reverb Filter, Agc, Ag1812em , Rack - 9 Equipment Rack , Height28 U For Housing All Rack Mountable Audio And Video Equipments With Internal Wiring, Front Glass And Rear Ms Lockable Door, 5 Point Power Strips Sockets, Cooling Fan And Lockable Emhp Coaster , Flexiblespeaker Cable - 1.5 Sq Mm 2 Core Copperflexiblespeaker Cable Multi Strand , Installation - Installation, Testing & Commissioning Charges Total Quantity : 1