supply and installation of equipment for expansion of existing ctel facilities at nit meghalaya by upgradation of existing lecture hall to smart classroom for online teaching and learning as per tender documents , display / board multitouch display 86: 86 4k uhd ( 3840 x 2160 ) / brightness - 350 nits / contrast ration: 5000:1 / input - hdmi - 2.0 x3, audio - 1, pc audio, rgb / vga - x 1 / pc slot x 1 / lan port x 1 rj45 / speakers - 10w x2 + 15w x1 / inbuilt-os - android 8. display must have slots to insert pc. display dimensions: 1958 x 1160 x 90mm / 77.1 x 45.7 x 3.5in , pc with processor ( to be inserted in the display slot ) : i5-8400 / 8gb ram / 128 gb storage / windows 10 pro os / hdmi out port / vgs out port / wi-fi support / rj45 port / wireless presentation. , camera for recording / streaming tracking camera for presenter : sitc for full hd 1080p @ 60fps presenter ptz tracking camera, dual camera system with one ptz camera for presenter tracking and second fixed lens panoramic camera, ptz presenter camera should support min 20x optical zoom with panning range of -90 to +90 and tilt range of -30 to +90 degrees, field of view for ptz camera should be min. 70 degree and for panoramic camera min. 100 degree, should have hdmi out, 3g-sdi out, usb 2.0 and ip out ports, should support poe+, should support multiple video streams. oem should be ce, fcc & rohs certified. , for soft vc using ptz camera hdmi to usb converter for soft vc: supply of hdmi input and output with hdr, 3d & 4k@60hz support, dvi 1.0 compatible. hdcp 2.2 and hdcp 1.x compliant. supports up to 4k uhd ( 18gbps, 4k@50 / 60hz 4:4:4, 8-bit ) video input and output.automatically scales 4k sources to 1080p for usb capture. supports video timing stabilization to help ensure a reliable and stable usb capture stream. capturing over usb 3.0 allows uncompressed video and audio data capture ( up to 1080p, lpcm 2.0 ) . supports capturing 2 channel digital audio from either hdmi ( lpcm 2.0 ) or the 3.5mm analog audio input ( selectable via configuration software ) . compliance with the uac ( usb audio class ) and uvc ( usb video class ) standards. , audio equipments wall mount speakers: supply of 2-way cabinet loudspeaker, lf driver 3” & hf driver 1 max power handling 60w @ 8ohms; multiple 100v taps: 20w / 10w / 5w; frequency range 60hz – 20khz; sensitivity 85 db and max spl100 db; coverage of 100° x 100° ( h x v ) ; ip40 rated; operating temperature -20°c to 70°c; abs plastic housing with steel grill. mounting bracket included. , amplifier cum mixer : supply of compact class d mixing amplifier with power output120w @ 100v / 70v / 4 ohms.4 x mic input, 2 x mic / line input, priority switch to override music; sn ratio = 89db; cross talk > 70db; frequency response: 20hz - 20khz; protection : dc short circuit, overheating, over load, signal limiting; switch mode power supply & convection cooled. , lavalier microphone for faculty: supply of wireless digital lavalier microphone with 18 or more channel, rf output 100mw or more, omni directional pickup pattern, frequency range : 1880 to 1930 mhz, connectivity : rj-45, battery backup : 17 or more hr etc and complete as required. , 8-port poe switch for camera & display. , 1 kva online ups- rack mount. , cables & connector - utp cat6 / hdmi / as required. , 12 u dual section-wall mount equipment rack ( 600mm x 600 mm ) with all accessories & power adaptor.