The 650 by Sure-Shot double reed the 550 responds the way

the 550 responds the way a duck call should

and even a crossbow sling

the 650's added volume gives you the edge

Produces authentic blue-winged and green-winged teal vocalizations

and the workhorse that shows up season after season

The 650 by Sure-Shot double reed the 550 responds the wayMore Volume. More Versatility. Pure Mallard. The Sure Shot 650 takes everything hunters love about the legendary Yentzen and turns it up. A unique sound chamber built into the poly body adds more volume and projection, so your calls carry farther across open water, flooded timber, and big marsh. Whether you're hailing birds from a distance or coaxing wary greenheads into the decoys, the 650 delivers. The patented double reed system is easy to adjust