a noise card using presenter out, and microphone input optionalUSB ports, that should maintain USB voluntary, nevertheless quite commona built in community card which can consume an RJ45 cable television can be used for sites along with ADSL and/or broadband connections optional, then again extremely commona built in visuals card that will help as much as 75MHZ1024768 concerning seventeen inches monitors or 75MHZ1280960 for 19 inch monitors voluntary, i would recommend one seperate pictures card1 AGP visuals slot or even PCI express slot PCI express try a more recent kind3 or more PCI slots. These are useful for extras card you want to place in.