Posted in Government & Military DTSFO-MULE stands for Deployable Training Set Fire Observation Modular Universal Laser Engagement DTSFO-MULE Share Pinterest Tweet Whatsapp Post navigation DTSFODTSG Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.