The Sonic Dome Series has been designed so the call is automatically positioned correctly in your mouth. The dome creates its own chamber for an incredibly consistent sound.
Specifications:

Type	Diaphragm Call
Species	Turkey
Material	Plastic/Latex
Sound Species	Turkey
Electronic	No
Battery	N/A
Color	White/Green
Style	Mouth
Proofs	Waterproof
Calls
Difficulty Level	Easy
Preset Features	N/A
Hands Free	Yes
Compatible With
Sounds