bids are invited for desktop computer - processor- multi core cpu with x86 architecture, minimum2.90 ghz base frequency, 12mb cache, 6 core or higherchipset-oem logo embossed, h 470 or equivalenthard drive1 tbhdd 7200 rpm plus 128 gb nvme ssd memory-8 gb ddr4 2666 ram expandable to 64 gb; 2 dimm slotsoptical disk drive- na8/o- minimum 3 pci/pcie slot, minimum2 no’s m.2 slot, minimum8 usb ports (4 at the front), one rj 45 port, minimum 1 hdmi and 1 dp port,same oem make usbkeyboard and mouse form factor--mtsmps-power supply minimum 180w with active pfc 90% efficiency or higheroperating system-os- with genuine windows 10 professionalcertification -iso 9001,14001, iso 27001 for oem , tco 8.0 certification for monitor , energy star 7.1, epeat certified, rohs and ul certificate.monitor-19.5 , 1600x900 or higher led backlit with vga, hdmi inputwarranty3-3-3 onsite warranty. , multifunction printer - print speed , black minimum 21 - 30 mono laser printers ,hi-speed usb 2.0; 1 fast ethernet 10/100base-tx; 1 wireless 802.11b/g/n , maximum output capacity (sheets)up to 100 sheets , duty cycle (monthly, letter)up to 8000 pages, energy efficiency complianceenergy star® qualified, cecp , control panel2 line lcd; 13 buttons (up, down, ok, cancel, back, setup, number of copy, dark/light, mono copy, copy menu, eprint, wireless, power ); 4 led indicator lights (attention, ready, power, wireless) , resolution1200 x 1200 dpi , , single function printer - print speed, black minimum 21 - 30 , plug and playauto wireless connect , duty cycle (monthly, letter)up to 30,000 pages , duplex printingautomatic (standard) , energy efficiency complianceenergy star® qualified; cecp, maximum input capacity (sheets)up to 250 sheets . , photocopier - a3 monochrome multifunctional device (reader/printer desktop) , minimum 20 pages/min , power supply 220 to 240 v ac, 50/60 hz, 2.7 a , minimum resolution 600 x 600dpi , ethernet 100base-tx/10base-t (ieee 802.3 compliant), wlan ieee 802.11b/g/n ,