A single-reed powerhouse, the Zink Calls Green Top Rocker Duck Call helps duck hunters hit the blind with confidence. This top-of-the-food-chain design gives hunters top-end volume and pure, nasty duck sound to bring birds in. Hand-tuned, this single-reed call delivers the flat, nasally calls of an old hen mallard with a volume that will shake nearby trees. Able to come down nicely on the bottom as well, this call can also help duck hunters produce the quiet chatter and great sounding finishing chuckles and clucks to set birds wings. Pure old mallard hen sound with BIG volume Single-reed design with the volume to shake nearby trees Flat, nasally sound of an old hen mallard Also produces quiet chatter and great sounding finishing chuckles and clucks Hand-tuned