purchase for all in one computer , printer and scanner , all-in-one computer :- ( 1 ) intel core i3 ( commerical series ) 3 . 4 ghz or higher . ( 2 ) 4gb ddr 4ram with 16 gb expandability . ( 3 ) 01 tb hdd sata 7200rpm . ( 4 ) intel hdgraphics & dvd writer ( 5 ) 23or higher led digital colour mointer with touch screen . ( 6 ) preloaded os window-10 prof . linence . ( 7 ) newtworking facility bluetouth , wifi etc . ( 8 ) antivirus 01 year . ( 9 ) office , hindi fonts . ( 10 ) audio intregrated stereo sound with two internal speaker . ( 11 ) cordless keyboard mouse . ( same brand/make or logitech ) with mouse pad & dust covers . ( 12 ) onsite 03 year warrenty along with preloaded linence os from the date of installation . ( hp , dell & lenovo only ) , all-in-one computer :- ( 1 ) intel core i3 ( commerical series ) 3 . 4 ghz or higher . ( 2 ) 4gb ddr 4 ram with 16 gb expandability . ( 3 ) dd 01 tb 7200rpm sata or higher . ( 4 ) intel hp graphics . ( 5 ) mointer 19 . 5 or larger led colour mointer . ( 6 ) dvd writer ( 7 ) preloaded os window-10 prof . linence . ( 8 ) newtworking facility bluetouth , wifi etc . ( 9 ) antivirus 01 year . ( 10 ) office , hindi fonts . ( 11 ) inbuilt speaker system . ( 12 ) usb or wireless keyboard mouse opitcal ( 104keys/ higher ) & mouse-optical scroll with mouse pad & dust covers . ( 13 ) onsite 03 year warrenty along with preloaded linence os from the date of installation . ( hp , dell & lenovo only ) , printer :- upto 20ppm a-4 size laser printer with duplexing . ( onsite 01 year warrenty from the date of installation ) . ( canon & hp only ) , multifuction printer :- 28ppm or higher print , copy , scan fax , adf & deuplex networking ( onsite 01 year warrenty from the date of installation ) ( canon & hp only ) , scanner :- image class a-4 size 25ppm/ 50ipm , 600dpi , duplexing with adf , pdf creation , editing & sequencing . ( onsite 01 year warrenty from the date of installation ) ( canon & hp only )