Turkey calling and mirroring a hen simply comes down to realism. Today on the Mossberg Minute, Jason Cruise, producer of Mossberg's Rugged American Hunter, covers a quick turkey calling tip with a box call.
No friction call in world of turkey calling products mimics the physical cadence of a real hen turkey like a box call. However the "sliding yelp" is something that you won't hear a turkey do in the woods.