bids are invited for printer - general : memory : 8mbinterface : hi-speed usb 2.0control panel : led indicator and control buttontoner save mode :save toner by printing documents in toner save modemonthly dutycycle : 10, 000 pagesprint functionprint speed : a4 up to 30ppm2-sided print : automaticprint resolution : 600 x 600 dpi, hq1200 ( 2400 x 600 dpi ) qualityfirst print out time ( from ready mode ) : <8.5 seeswarm-up time ( from sleep mode ) : <7secsmedia specifications:-media types : standard paper tray - plain paper, thin paper, recycled papermedia capacity : 250-sheet standard paper tray 1 -sheet manual feed slotmedia sizes : standard tray - a4, letter, a5, a5 ( long edge ) , a6, executive, legal, foliopaper output :100-sheetsupport operating system :- windows : windows - windows xp home edition, xp professional edition, xp professional x64 edition, server 2003, server 2003 x64 edition, vista, server 2008, server 2008 r2, 7, 8, 8.1, server 2012, server 2012 r2.macintosh : mac os x v10.7.5, 10.8.x, 10.9.x ( download only ) linux : cups, lpd / lprng ( x86 / x64 environment ) toner and drum :-inbox toner : 2, 600 pagesstandard yield toner : 2, 600 pageother supplies drum :up to 12, 000 pagesenvironment : power consumption:ready: 58w, printing: 537w, sleep: 5.4w, deep sleep: 0.4wnoise level : 50dba ( printing ) , 45dba ( quiet ) warranty 1 year warranty total quantity : 1