supply and installation of various laboratory equipments at electronics and telecommunication engineering department of jadavpur university main campus kolkata 700 032 supply and installation of various laboratory equipments at electronics and telecommunication engineering department of jadavpur university main campus kolkata 700 032. , various laboratory equipments , sitc of versatile 4k uhd interactive display, users can annotate with a writing stylus or fingers, built-in android writing software, display technology –od18, 4k android system, 4 screens mirroring, support hdcp2.2 ( hdmi1.4 / 2.0 ) , display size -75 inch, resolution -3840 ( h ) x 2160 ( v ) , pixel pitch -0.430mm*0.430mm, brightness -=450 cd / m², contrast ration -1200:1, dynamic contrast ration -30000:1, life time -50000hrs, video process and transform-3d digital comb filter, and 3d noise reduction, dual 3d dynamic video progressive scan etc, speaker output - 20w x 2, rj-45 -“2 ( rj45 in*1, rj45 out*1. ) 100m lan for android, 1000m for ops, and rj45 out, wifi / hotspot -dual wifi ( 5g & 2.4g ) , bluetooth -5.0, touch points -20 points, writing style -finger or any solid object, support operation system -windows 10 / 8 / 7 / xp / linux , mac / android / chrome book, android os version -version 8.0, flash -32gb, ram -4gb, net weight -54.51kg, etc. , sitc of interactive display must have ops slot, ops processor – intel i5 ( 8 th generation ) or more, ram- 4 gb, rom / storage memory – 256 gb ssd or more, interface – usb 2.0 x 2 port, usb 3.0 x 4 port, dp out x 1 port, hdmi out x 1 port, network – rj45 lan port x 1, wifi – inbuilt wifi with two antenna, bluetooth – version 4.0 or more, audio port – 3.5 mm with mic / line – inx x 1 port, line out 3.5 mm x 1 port. , sitc of icam whd 1080 12x usb 1080 is camera for board rooms offering easy connectivity with laptops / pc through usb ports, hd video quality with real time, 12x optical zoom, fov 72.5 degree, ir remote controllable, pan tilt zoom, rs – 232 / visca to control the ptz functions of the camera remotely, true hd 1080p @ 60 fp, video system - 1080p / 60, 720p / 60, sensor-1 / 2.8, cmos, effective pixel: 2.07m, scanning mode –progressive, lens -12x, f3.5mm ~ 42.3mm, f1.8 ~ f2.8, horizontal angle of view -72.5° ~ 6.9°, number of preset -255, operate system -windows 7, windows 8, windows 10 mac os x, linux, etc. , sitc of wireless key board and mouse , 4k support hdmi cable 15 meter , active 3.0 usb cable 15 meter , sitc of high-quality uhf band frequency duel wireless microphone ( h + l ) system, display on transmitter & receiver for frequency indication two microphones can be used at the same time wireless, frequency response – 50hz – 16 khz, etc. , sitc of high-quality head worn microphone, long 1.5 meter cable for added flexibility, terminated with 3-pin mini-xlr connector, sensitivity - -44 ± 2db ( 6.3mv / pa ) , frequency response ( hz ) - 20 – 20000, nominal impedance - 2.2k, operation voltage - 1.0v-10v, signal to noise ratio - >58d, unidirectional pickup pattern , metal tray for camera , sitc of connectivity cord with connector