bids are invited for desktop/ computer - processor 9/10th generation intel core or higher processor cache 6 mb l3 shared cache or higher chipset intel original chipset q150 or better memory 8 gb (1x8gb) 2133 mhz single/dual channel ddr4 sdram (expandable to 32 gb or higher) hard disk drive 1 tb or higher sata hard drive optical drive 16x dvd±rw or higher dvd drive graphics integrated intel hd graphics 530 or better external i/o ports 4 or more usb 3.0 ports , 4 or more usb 2.0 ports, one vga port, one rj 45 connector, one or more dvi/ hdmi/ display port, 1 mic-in & 1 headphone out (front); 1 mic-in/line-in & 1 line-out (rear). expansion slots one or more full-length pci slots, one or more pci express x1 slots, one or more full length pci x16 slots network interface integrated 10/ 100/ 1000 on board integrated gigabit ethernet network interface on system board keyboard & mouse usb standard keyboard and optical 2-button usb scroller mouse (same make as desktop computer) monitor 21.5 inch widescreen flat panel display with led backlights, resolution: 1920x1080 pixels at 60 hz, or better compatible with the desktop computer oem of monitor should be same as that of desktop computer tco compliant security support for chassis padlocks or panel lock operating system 64 bit genuine windows 10 professional (latest service pack) with following features: · enterprise mode internet explorer (emie) · remote desktop · client hyper-v the operating system specified must be made available with media, documentation and certificate of authenticity manageability tool less chassis for easier upgrades and repairs power supply 240 watt or higher with standard efficiency. energy star compliant, active pfc form factor mini tower/ tower model warranty one year on site comprehensive warranty total quantity : 1