bids are invited for 1. desktop pc, 21.5 inch led screen, core i3 10th gen. processor 4 gb ram, 500 gb, hdd, dvd rw operating system 64 bit windows 10 / 11 license version, ms office with key board & mouse. make hp, dell or similar. 2. desktop pc -21.5 led screen, 4gb ram, 1tb hdd, i3 processar,wifi make -hp, dell, lenovo or similar. 3. all in one laser jet printer black & white make: canon/hp/samsung or similar. 4. wireless micro phone for various official pa functions. make: studiomaster, model no: xr-40 or model has the same configuration of make ahuja or model has same configuration of make shure. or similar. 5. supply of rapid trichemistry charger base with adapter for motorola gp 328/338, nimh/li-ion, led indications, 1 to 3 hr charging time, ac surge protection with one year warranty. 6. 16 input and 16 output channel video recorder for cctv system as per the technical specification of annexure a. make:- cpplus, hikvision,dahua or similar. 7. smart phone with charger (minimum requirements 6-inch display, 4g, volte, dual sim, 4gb ram and 128gb memory) make:-mi,onplus,samsung,vivo or similar.