hiring of four all weather waterproof outdoor giant 4k fhd led screen alongwith public address system for beating the retreat ceremony (btr-2021) at vijay chowk , 1 ( a ) hiring of 04 x all-weather water proof outdoor giant hd led screens of size 30 ft x 18 ft ( 540 sqft ) . ( qty 04 x 04 days x 540 sqft = 8640 sqft ) , 1 ( b ) hiring of 04 x platform minimum 24 feet high above ground level having back support of two layers for all weather water proof outdoor giant 4k fhd led screen of size 32ft x 4ft x 24 ft ( 3072 cubic ft ) for 04 days . ( qty 04 x 04 days x 3072 cubic ft = 49152 cubic ft ) , 2 . public address system whose equipments and microphones make and model may be changed and increased as per ground requirement . acoustic cover during the rehearsal required wef 17 jan to 25 jan 21 . the address system should have the following equipments mentioned from serial no 2 ( a ) to 2 ( f ) :- ( a ) speakers:- ( i ) hiring of line array of 12 speakers 1000w each for 04 days . , ( ii ) hiring of line array of 8 speakers 1000w each for 04 days . , ( iii ) hiring of tower lifts minimum 7 meters or above with lifting capacity of 250 kg or above for 04 days . , ( iv ) hiring of monitors of 200w each for 04 days . , ( b ) amplifiers:- ( i ) hiring of amplifiers of 20000w each for 04 days . , ( ii ) hiring of amplifiers of 10000w each for 04 days . , ( c ) mixing console:- ( i ) hiring of mixing console 2/2 for 04 days . , ( d ) mics:- ( i ) hiring of sm 57/58 for 04 days . , ( e ) networking devices:- ( i ) hiring of networking devices in duplicity for connecting & networking led screens for 04 days . , ( f ) miscellaneous hiring for 04 days:- ( i ) 02 x 5 kva ups with minimum 1 hour backup ( ii ) 02 x high end laptop ( iii ) 01 x waterproof video control room alongwith shockproof flooring , lightening ( iv ) arrestor and chemical earthing ( v ) changeovers ( aa ) 02 x auto changeover of 200 amps ( ab ) 02 x manual changeover of 200 amps