Flextone Wood Duck Call Multi-Color. It brings Flextone's patented flexible body design to wood duck calling creating unparalleled wood duck sounds that might even fool you if you close your eyes. The secret to the soft body is its ability to twist and bend resulting in natural inflection that enhances volume and tone. Start with some yodels and feeding chatter then see where you can take your calling skills from there. Specifications for Flextone Wood Duck Call: Manufacturer: Flextone Color: Brown Battery Type: Rechargeable Lithium-Ion Battery Species: Duck Features of Flextone Wood Duck Call Flexible body for volume and tone control Wood duck yodels feeding chatter and more Easy to use Package Contents: Flextone Wood Duck Call Flextone FLX-FLXDK011: Wood Duck Call Multi-Color