It’s the Incredibly Good (and affordable) Audio-Technica AT2005USB Cardioid Dynamic Mic.
Less than 70 bucks, USB enabled, our co-hosts use this over Skype. The Audio-Technica AT2005USB mic (GET IT HERE). Also you’ll need a foam windscreen with the mic. (Get those HERE). That and a pair of headphones and you can start your own radio show.