purchase of computer and others equipments-all-in-one desk top computer :- (1) intel core i7 (commercial series) 12th gen. 4.4 ghz or higher.(2) 8gb ddr 4 ram with 32 gb expandability or higher.(3) hdd 01 tb 7200rpm sata or higher.(4) ssd 256 gb or higher(5) intel uhd graphics.(6) monitor 58 cm/23 or larger led digital colour monitor.(7) dvd writer(8) preloaded os window-10 professional license or higher.(9) networking facility, bluetooth, wi-fi, inbuilt hd camera etc.(10) ms office and hindi fonts.(11) audio integrated stereo sound with 2 internal speakers. ethernet, hdmi and usb port.(12) cord less keyboard (104 keys), mouse with mouse pad and dust cover (same brand/make or logitech).(13) onsite 03 year warranty along with preloaded licensed operating system from the date of installation.