A:AnswerYou have to be in a completely quiet room with incredibly good ears to hear anything at a distance of 4 feet. You will be suitably impressed! I have never found another computer to be quieter.
A:AnswerYou will need an additional graphics card with vga output...
I set up my pc with dual monitors and had to install an additional graphics card with vga output...
A:AnswerSpeaker wise I’d go with a Klipshe or Logitech set. Preferably a 5.1 setup unless you can’t run the speaker wire to speakers behind where you sit. If you can’t do that then go with a 3.1 system.