try this link of Belkin then you can find out what you want and what you need.
http://web.belkin.com/config/kvm3/kvmconfig.asp?catid=6
what I would recommend is getting a more expensive KVM then a cheapo as they most likely will give you more grief then what they are worth.
if you want my 2 pence worth this kvm is good
F1DS104U hardly any probs and works perfect with TFT