Government Tender Published for Chairman Unit,Delegate Unit,Central Unit Controller,Two Way Wall Speakers,Digital Signal Processor, in DEHRADUN, UTTARAKHAND

Digital conference technology featuring 17 built in Nine point seven mm gold plated capacitive mic capsules a unique cavity and integrated sound pickup steel mesh design with 1 additional Cat 6 Cable With high sensitivity automatic gain control and a 150 digree pickup angle it ensures clear audio with a 48KHz sampling frequency and a 30Hz to 20KHz response The aluminum alloy body touch glass panel and waterproof dustproof features enhance durability It includes a capacitive touch button automatic speaker tracking and a Three point Five mm headphone interface for monitoring Additionally it features Priority and Next buttons for chairman control allowing override and control over delegate units It should be super anti interference ability to isolate the signal interference of mobile phone radio wave Bluetooth Wi Fi and so on and never produce noise while meeting

Digital Microphone Central Control Unit must feature an aluminum alloy panel with Mohs hardness grade 6 touch glass and a Four point five inch TFT full it touch screen It should be equipped with a high performance ARM Cortex A9 industrial grade embedded processor 1 point 4GHz main frequency and 1GB memory for faster running speed The unit should have an 8 way unit output interface including 6 way 8 core and 2 way RJ45 network interfaces supporting the connection of 150 units It must support eight meeting modes FIFO LIFO OVERRIDE OPEN ACCESS number limit chairmans permission time limited speech and free discussion The number of speakers can be set to a maximum of 10 with unlimited chairmen and VIP It should have a 48KHz audio sampling frequency and a frequency response of 20Hz to 20KHz The built in DSP digital audio module should include adaptive feedback suppression a digital equalizer and an automatic gain function The unit must support hot swapping built in camera tracking with multiple protocols RS 232 and RS 485 control interfaces and connection of 4 high definition cameras It should feature 1 channel of XLR 4 channels of Lotus 1 channel of three core multi audio output and 1 channel of XLR 2 channels of Lotus audio input with independently adjustable volume The chairman unit can speak without restriction supporting up to 150 chairman units

4x4 Each Input channel should have dual band equilizer The adaptive noise threshold allows each input channel to distinguish between continuous bachround noise such as air conditioning ad changing sound such as voice and constantly adjust the channel active threshold so that the channel can only be activated when the voice volume is higher than the background noise Automatic Echo Cancellation AEC Automatic Feedback Elimination AFC Automatic Noise Elimination ANC Danta Interface 2 Simulated maximum gain minus 6 to 36dB 6dB each tota 7 leve Digitalizing bit 24bit Sampling Rate 48k Frequency Response 20 to 20KHz plus minus Zoro point Two dB Phantom power per input 48V Maximum level input output 10dBu upon plus 14dBu balance Total harmonic distortion plus noise less then equal to zero point zero zero Five percent at the reate dBu Noise floor A weight 88dBu Input impedance balance type 20K Ohm Output impedance balance type 100 Ohm System delay 1ms Channel isolation at the rate 1kHz 100dB Working Power Supply DC 12V and PoE Working Temperature 10 to 50 digree C

Screen Size 43 Inch Brightness cd upon meter squre 440 Contrast Ratio 1200 ratio 1 Dynamic Contrast Ratio 400000 ratio 1 Response Time ms 8 Display resolution H x V pixels 3840 x 2160 HDR High Dynamic Range compatibility Yes HDR10 HLG Dolby Vision Aspect Ratio 16 ratio 9 Portrait upon Tilt Compatibility Yes Dimming type Frame Dimming Display Device LCD Panel Type IPS Backlight type Direct LED Color gamut DCI P3 95 percent Picture Processor 4K HDR Processor X1 Operation time 24upon7 Haze 1 percent Viewing Angle Right and Left 178 89 upon 89 degree Viewing Angle up or down 178 89upon89 degree Video Processing 4K X Reality PRO Audio Power Output 10W plus 10W Operating System Android TV On-board Storage 16 GB

Camera Image Sensor 1 upon 2 poiny 8 inch Sony CMOS Effective Pixels tow point threee eight MP Video Signals 1080 at the reate 60 upon 50 upon 30 upon 25 fps 720P at the reate 60 upon 50 upon 30 upon 25fps Zoom 20 X Optical Zoom Lens f equal to 5 point 5 to 110 mm Aperture F 1 point 6 to 3 point 5 Horizontal Angle 55 point 8 w to 3 point 2 T Degree Vertical Angle 32 point 2 W to 1 point 8 T Degree Diagonal Angle 61 W to 3 point 64 T Degree Video Output USB HDMI RJ45 SDI Video Resolution 1080P 1920 star 1080 etc

2x2 USB Audio Interface Features two inputs Mic and Line and Instrument Level and two outputs Studio Quality 16Bit per 48kHz Digital Recording Extreme low latency digital streaming Switchable Phantom power Type Combo XLR Female X 2 upon 2 x 6 point 3mm TRS Balanced Input Impedance Balanced 2 point 2k ohm per 18k ohm THD plus N 1kHz at the rate plus 0dBu Output less than 0 point 5 percent S and N Ratio 1kHz at the rate plus 0dBu Output gteater than 55dB Input Level 0dBu Gain 1kHz 3mV plus minus 1mV upon 45mV plus minus 2mV Phantom Power plus 48 VDC at both XLR Female only Frequency Response 20 to 20000Hz Bit Depth 16 bit

Wireless Vocal System Up to 14 hours of continuous use with 2 AA batteries 2 color transmitter status indicator LED System Analog per Digital ratio Analog System Frequency Range 512 to 542 MHz System Operating Range 300 feet Line of sight Microphone Type Dynamic Microphone Polar Pattern Cardioid Microphone Frequency Response 50Hz to 15kHz Transmitter Form Factor Handheld with Mic Capsule Transmitter Dynamic Range 100dB A weighted

Premium 12 Input 2 upon 2 Bus Mixer with Mic Preamps & Compressors Built-in stereo USB Audio Interface to connect directly to your computer Neo-classic British 3 band EQs for warm and musical sound 2 aux sends per channel 1 pre post fader switchable for monitoring FX applications 1 post fader for internal FX or as external send Clip LEDs mute alt 3 to 4 solo and PFL functions on all channels 2 subgroups with separate outputs for added routing flexibility 2 multi functional stereo aux returns with flexible routing Balanced main mix outputs with gold plated XLR connectors plus separate control room headphones and 2 track outputs Control room phones outputs with multi-input source matrix 4 state of the art phantom powered Mic Preamps comparable to stand alone boutique preamps 4 studio grade compressors with super easy one knob functionality and control LED for professional vocal and instrumental sound

Equipment Rack 18U complete with power strip back and front door lockable along with PDU Fan and all required accessories