Providing installing testing commissioning of Digital conference system in the Committee Hall No_1 Lobby hall of TLA Agartala West Tripura_ SITC of a modern reliable integrated and digitally managed Conferencing and AudioVisual System

SITC of Programmable touch enabled table top wired conference unit for Chairman/Delegate with removable microphone capability. Integrated having minimum 5.2” or higher touch screen with light sensor for automatic luminance adjustment and anti-fingerprint coating. Multifunctional buttons for Chairman/Delegate. Chairman unit should support functionalities like:› Start / stop recording › Meeting state control › Agenda control. Haptic feedback on touchscreen. Button for request-to-speak and priority functionality when unit is configured as chairperson or dual delegate/two request-to-speak functions button compatibility. Interactive display showing meeting information such as agenda topic, who is speaking, position in request list, speech timers, voting and language selection/interpretation depending on activated licenses. Built-in high-quality loudspeaker, minimum 1W or better. Microphone Frequency Response: 25-20,000 Hz or better. Speaker Frequency Response: 200-20000 Hz or better. Speaker shall automatically muted when the microphone is active, to prevent acoustic feedback. USB C type Push & Lock socket to connect the detachable microphone. 2 x 3.5 mm stereo jack sockets for headphones with single volume control. Connectivity:› 2 x RJ 45 Ethernet port (IN/OUT - interchangeable).› Loop through, daisy-chain cabling (non-proprietary). Should have flexibility to add RFID and NFC Card reader for identification and authentication. Unit should support Voting, Language Selection/Interpretation, Badge Identification on Chairman/Delegate units depending on activated licenses. Hot swap functionality even during an active meeting. Certification: CE

SITC of Removable dual flex gooseneck microphone having minimum length of 500MM or more equipped with USB C-based push and lock connector. Polar Pattern: Cardioid, Shielded microphone, immune to mobile phone interference. Transducer principle: Back electret (condenser). Frequency response: 125 to 15000 Hz or better. Sensitivity @ 1 kHz : -40 dBV/Pa or better. Maximum SPL @ 1 kHz : 110 dB SPL or better. Signal-to-noise ratio : 74 dB or better. Dynamic range : 90 dB or better. Microphones LED ring configurable with selection of RED and Green color. Connection: Push & Lock. Certification: CE.

SITC of Dante based Central Conference Engine with recording capabilities. Integrated dynamics processor with programmable threshold, ratio, attack and release of noise gate, AGC and limiter functions. The engine should support following microphone mode: › Direct speak › Request › Group discussion › Operator › Hands-free. Unit should have ON/OFF power button and volume dial to adjust system volume. DLP switch to enable and disable power to conference ports. Browser based configuration and monitoring software included. Should have minimum 2 x Power Connectors and 4 x Conference Network Ports for redundancy, 1 x USB 2.0, 1 x LAN Port, 1 x Balanced XLR audio input, 1 x Balanced XLR audio output or more, 2 x Unbalanced audio inputs, 2 x Unbalanced audio outputs or more. Should have 2 or more Dante ports for redundancy. Recording capabilities: internal 8GB or more and external storage USB 2.0 upto 500GB or more and file download (MP3) with Single push button to start or stop recordings with Indicator LED. Audio Routing, Network Monitoring, Built-in diagnostics application and camera control capability. The engine should be capable of shielded network loop (non-proprietary) cabling, maximum 80 m between two conference device and Single loop permits a total cable length of 400 m or more and automatic redundancy using additional controller. It shall have flexibility to attach wireless conference units as well if required in future. Unit should support Voting & Interpretation. For Interpretation, default of 11 languages + floor (can be extended to minimum 50 + floor compatibility). 19" Rack Mountable. Power supply should be from same OEM. Certification: CE.

SITC of Network extender module with two or more upstream ports towards the Central Unit. Four or more, powered downstream ports towards the network. Network Extender supports redundant loop cabling. It shall be possible to daisy chain and loop several network extenders on the conference controller. It shall be possible to loop Chairman/Delegate units between several network extenders to create redundancy on a network extender level. DIP switch with up to 16 combinations for flexible port powering. Network Extender is powered via the external power. Certification: CE

SITC of Power supply for conference units. On/Off rocker switch with built-in indicator, It should have 48 V LED or better. Power good TTL output provided on a sub D9 connector. Six 3-pin detachable Phoenix connectors are provided at the rear of the Power supply 1U to branch off the 48 V. 1U, 19" rack module. Mains power input: 100-240 VAC 60/50 Hz. Output voltage: 48 VDC. Protection Short circuit: Overload, Temperature, Over voltage. Technology: Switched Mode Power Supply.

SITC of Perpetual Web-based conference software offering all-in-one package that simplifies room setup and meeting control. Easy step by step configuration wizard and Room layout configuration for the technician. Meeting control: › Operator › Chairperson › Signage Specify available controls for each role and Capability to protect roles with password. Create a single meeting template including: › Title › Delegates and seating › Optional badge configuration › Optional recording of the meeting audio. Start a meeting from the template or a new meeting. It should Manage speakers from room layout, Manage the speaker list, Manage request list with drag and drop re-ordering capability. It should Start a voting session, Voting question, 2 or 3 options for voting and Public or secret voting. It should have Signage for Meeting view with Room layout, speaker list and request list, Voting view with results screen, Dynamically switch between meeting and voting, view when voting starts / stops. Consult up to 50 meeting reports, The reports contain meeting participants, the recording (if available) and time stamped voting items with overall and individual vote results. The user interface is available in 20+ languages and the manual is also available right from the software interface. Voting results are visualized in the operator, and chairperson screen, but also the signage screen will toggle to visualize the voting results. Whenever a need arises a voting can be started on the fly. The voting gets a description, and it can be defined if it is a public or secret vote. In a meeting template participants can be added by simply typing their name and adding them to their assigned seat. Additionally, an RF-ID card can be assigned, allowing participants to identify themselves by logging into any conference device in the room.

SITC of Conference software capable to create custom configurations, manage inputs outputs and switch between configurations easily. Create new custom configurations; Activate a prepared audio configuration; Edit, duplicate and delete a configuration; Switch between existing configurations; Visualize the various routing groups as a matrix; Set routing options; Manage all inputs and outputs (auxiliary and Dante levels); Set mix minus and number of mix minus groups; Route translation channels to Dante. Select microphones or loudspeakers as always active for user input and output groups in customs configurations and set dynamics for all in-room delegates.

SITC of Ceiling Speakers . passive loud speaker, DSP-optimized, two-way ceiling loudspeaker comprising one minimum of 4.5-inch (114 mm) LF driver and one 0.75-inch (19 mm) compression HF driver, with an operating frequency range of 103 Hz–19.5 kHz (-10 dB), 165° conical dispersion, 91 dB sensitivity (8 Ω), 60 W continuous power handling, and a maximum processed peak SPL of 118 dB. The loudspeaker shall feature an integrated 70V/100V autoformer with selectable taps of 30 W, 15 W, 7.5 W, and 3.75 W, a 2 kHz crossover frequency, support recommended amplifiers rated 60–120 W into 8 Ω, and require a 135 Hz, 12 dB/octave high-pass filter.

SITC of 4-channel Class-D power amplifier delivering 60W per channel into 4Ω and 8Ω loads, and 120W per bridged pair into 4Ω, 8Ω, and direct-drive 70V/100V constant-voltage loudspeaker systems. It shall provide four balanced line-level inputs, input sensitivity of 0dBu (8Ω/70V) and +1.6dBu (100V), a switchable 80Hz high-pass filter per channel pair, frequency response of 20Hz–20kHz (±1dB), THD+N <0.3%, dynamic range of 100dB, automatic standby operation.

SITC of fixed-I/O Dante based digital signal processor featuring 12 balanced mic/line inputs with Acoustic Echo Cancellation (AEC), 8 balanced line outputs, 48 kHz/24-bit DSP processing, USB audio interface supporting up to 8×8 channels, 4 programmable GPIO ports, RS-232, Gigabit Ethernet with IEEE 802.1X authentication, and comprehensive software-configurable processing including routing, mixing, equalization, filtering, dynamics, and delay. The unit shall provide 20 Hz–20 kHz frequency response, THD+N <0.006%, dynamic range >108 dB, EIN <−125 dBu, 0–66 dB selectable input gain, +48 V phantom power, maximum +24 dBu input/output levels, operate at 48 kHz sampling with 24-bit A/D and D/A converters, and support 100–240 VAC, 50/60 Hz operation with power consumption below 35 W.