http://www.newegg.com/Product/Product.aspx?gclid=CI2kg7Gk2bwCFShk7Aod4UAABA&Item=N82E16836431024
Personally, I use a Blue Yeti. It's a great desktop mic that has some *emphasis on some* directional sound capabilities. You can have the microphone so it's pointed forwards, front and back, or all...