ECHO CALLS INC Breaker Ducks Single Reed Black Gold Pearl Acrylic. This call will also come down to a soft nasty nasally sound. It's been stated Echo's breaker call is a single reed that handles a lot like their double reeds. Specifications for ECHO CALLS INC 78909 Breaker Ducks Single Reed Black Gold Pearl Acrylic: Manufacturer: Echo Calls Color: Black Gold Pearl Fabric/Material: Acrylic Species: Duck ECHO CALLS INC 78909 Breaker Ducks Single Reed Black Gold Pearl Acrylic