Acoustical Interior Works Ceiling Walls Floor including Supplying fitting fixing of Audio Visual Conferencing system with Chairs complete in all respect at the conference room of Office of the Chief Engineer South Zone M.E.Dte in Bikash Bhavan

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Acoustical Interior Works & Supplying, fitting, fixing of Audio Visual Conferencing system with Chairs complete in all respect at the conference room of Office of the Chief Engineer (South Zone), M.E.Dte in Bikash Bhavan, South Block, 1st floor, Salt Lake City, Kol-91. (For Purpose of finalization of Project parameters Only) Ceiling microphone with Frequency response: 160Hz - 16kHz (-10 dB) or better; Sampling Rate: 48 kHz; Bit depth: 24 bit; Latency: 60 [ms] (including signal processing) or lower; Audio I/O Dante: 1in x 2out, In1= AEC reference signal/ Out1= output of beam mi, Out2= output of beam mix (simple processed); Maximum input level of SPL: 117.8 dB SPL; Self Noise: 0.8 dBA SPL; SNR (Ref. 94 dB SPL at 1 kHz): 94.8 dBA; Sensitivity: -23.8 dBFS/Pa; Dynamic Range: 118.6 dBA; Signal Processing: Multi beam tracking, Adaptive Echo Canceler, Noise Reduction, Dereverberation, Auto Mixer, Auto Gain Control, Parametric EQ, Output Gain; Power requirements: PoE(IEE 802.3af), DC 48V ; Indicator: Front Indicator(Mute/ Unmute & Status), Network Port Indicator. (Ceiling Mic & DSP should be from same OEM) (Make- Yamaha/ Sennheiser or similar)

Signal Processor with Frequency response: 20Hz - 20kHz; Sampling Rate: 48 kHz; Bit depth: 24 bit; Latency: 10 [ms] (Dante In to USB Out, includes signal processing) or lower; Dante: 16in x 16out; USB: USB 2.0; Audio Class 1.0 Input: 2ch, Output: 2ch @48kHz; Mic Input: XLR Balanced, Input: 2ch, AUX: RCA unbalanced (Line Level); Input: 2ch, Output: 2ch; Speaker Out: RCA unbalanced (Line Level), Output: 2ch; Bluetooth: Version 4.2 Supporte profiles: HFP(1.6), A2DP, AVRCP Supported codec: CVSD, SBC, mSBC Wireless output: Class2 Maximum communication distance: 10m (32.8 ft.) (no obstacles) Radio frequency (operational frequency): 2,402 to 2,480 MHz Maximum output power (EIRP): 4.0 dBm (2.5 mW); Power requirements: PoE + (IEEE 802.3at, LLDP), DC 48V; (Make- Yamaha/ Bose/ EV or Similar)

Full- range, Bass reflex type slim line array/ column array speaker with 16 x 1.5" Cone; Frequency range (-10dB): 81 Hz - 20 kHz; Nominal coverage: H x V: 170° x 25° 30°; Power rating: 160 W PGM; Sensitivity (1W; 1m on axis): 91 dB SPL; Peak: 116 dB SPL; Color- Black (Make- Yamaha/ Bose/ EV or Similar)

Two (2) channel power amplifier with Output power 1kHz Non-clip 20msec Burst Both channels driven 300W x 2 @ 8Ὠ & 2Ὠ and 500W @ 4Ὠ; Sampling frequency rate: 48kHz; A/D D/A Converters: AD/DA: 24-bit linear, 128 times over sampling; THD: 0.1% (1kHz, 10W), 0.3% (1kHz, Half power); Frequency reponse: +- 1.0dB (1W, 8Ὠ20 Hz to 20kHz); Input impedance: 20kὨ (Balance), 10KὨ (Unbalance); I/O Connectors: Speaker output: Neutrik speakON NL4 x2, Binding post x2 pairs, 1/4" PHONE(TS) x2; Line Input: XLR-3-31 x2, 1/4" PHONE(TRS) x2; Inbuilt Load protection, Amplifier protection & Power supply protection. (Make- Yamaha/ Bose/ EV or Similar)

Wall mount brackets from same OEM. (Make- Yamaha/ Bose/ EV or Similar)

350 Nitts 75" 4k/ 16x7 large format display (TV) (Make: Sony/ LG/ Samsung or Similar)

Lumens VC B30U (Make: Sony/ Lumens/ Arec or Similar)

Camera Mount (Make: Sony/ Lumens/ Arec or Similar)

Supply & Installation & Commissioning of Audio Visual Conferancing System including Cables & Connectors.

PoE Switch. GSM4212PX - 8x1G PoE + 240W 2x1G and 2x SFP + Managed Switch

Dismantling & Revamping Existing False Ceiling.

Conference Room Mid Back Chair, centre tilt mechanism with fixed arm & chrome base with centre. (Make: Godrej/ Feather Lite/ Steelcase or Similar)

High back chair, single lock synchromechanism, adjustable lumber support with one way adjustable arms (height) & chrome base with centre. (Make: Godrej/ Feather Lite/ Steelcase or Similar)

S-CUBE CONSULTANCY SERVICES (BID ID -6204829)

ART-E-MIDE CONSTRUCTION PVT.LTD (BID ID -6218537)

Consulting Technologies (BID ID -6192449)