supply installation testing and commissioning of public address system for announcement at waiting room and reception of all departments of north bengal dental college of hospital,sushrutnagar , siliguri , district darjeeling-2 sitc of4 channel compact analogue mixing frame with fx, number of input channels 2 mono + 1 stereo channels, media player with usb / bt input, number of output channels master l+r xlr output, moni-r & headphone outputs, oliver fx single fx engine, recording 2-track recording in/out, auxes 1, frequency response 20hz - 30khz 0.5db, max. input level mic +24dbu, line +24dbu, other +20dbu, max. output level xlr +26dbu, trs +20dbu, max input power 5 watts, faders 60mm. ( make :- british accuastics/osl/yamaha/allen& heath as per choice of eic ) warranty: 03 (three) years onsite comprehensive oem warranty with parts and service. 3 sitc of8 powered speaker. frequency response (-3 db) 68hz - 20 khz,frequency range (-10 db) 54 hz - 20 khz, amplifier power 300w continuous, 600w peak, maximum spl 122 db, coverage pattern 100° x 60°, controls individual & master gain knobs, power switch, lf driver 8 lf driver, 1.5 vc - ferrite, hf driver 1 titanium compression driver - 0.75 vc, connectors 2 x balanced xlr inputs 1 x balanced xlr link output power input, ac power input universal power supply 100 - 240 vac, 50 - 60 hz . ( make :- british accuastics/martinaudio/osl/yamaha as per choice of eic ) warranty: 03 (three) years onsite comprehensive oem warranty with parts and service. 4 sitc of high-performance vocal microphone with small stand and adapted sensitivity for deep vocals, type dynamic, frequency response 24 hz - 15 khz, polar pattern cardioid, sensitivity –51 dbv/pa (1.85 mv), impedance 600 ω, max spl 168 db, 1 khz at 1% t.h.d., connector three-pin balanced xlr. (make :- shure/osl/sennheiser/beyerdynamic or equivalent as per choice of eic ) warranty: 03 (three) years onsite comprehensive oem warranty with parts and service. 5 sitc of 2 core 1.5sq mm tinned copper shelded spekar cable ( make :- finolex/krystal/jad or equivalent as per choice of eic )warranty: 03 (three) years onsite comprehensive oem warranty with parts and service. 6 supply and fixing of 25 x 10 mm pvc casing capping ( make :-pricision or equivalent of choice of eic ) on wall or ceiling incl necy pvc fittings and mending good damages to building workwarranty: 03 (three) years onsite comprehensive oem warranty with parts and service. ( e-13/p-10 ) 7 supply of 2 core shielded balanced microphone cable.make : lynq/sommer/krystal/jad warranty: 03 (three) years onsite comprehensive oem warranty with parts and service. 8 sitc of 1kva offline ups with inbuilt battery (make :delta/apc /numeric/avoor equivalent as per choice of eic )warranty: 03 (three) years onsite comprehensive oem warranty with parts and service