Do Huddly cameras have HDMI connection?

No, they do not.
Huddly cameras are designed mainly to suit laptop environments, huddle rooms and small conference rooms with the standard type USB-C connector cable, Plug-and-Play connection. The Huddly USB-C cable that comes packaged with the Huddly camera has been tested to ensure it functions optimally. 

HDMI connection is not supported. Our team is constantly working on developing the virtually limitless potential of our product and improving our service to give you a best-in-class experience.