There are many options for using microphones with SlingStudio.
You could use:
Be aware that you cannot connect a microphone directly to the SlingStudio audio line-in port. This is because a microphone signal is what's referred to as a mic level signal. The SlingStudio hub's audio line-in port requires line level input.
Since mic level audio is not same as line level, there are two ways to convert from mic level audio to line level:
For more information on using audio with SlingStudio, see the article below.