I think it’s powered, but I’m not 100% and couldn’t find any consensus on this either. The mic I bought doesn’t have a battery :unsure:
This is the one I have: [url=http://www.amazon.com/gp/product/B0007N55K0/ref=oh_details_o06_s00_i00]http://www.amazon.com/gp/product/B0007N55K0/ref=oh_details_o06_s00_i00[/url]