Voyager Pro/Voyager Pro+/Voyager Pro HD: How to Pair. This procedure explains how to pair your Voyager Pro/Voyager Pro+/Voyager Pro HD headset with your phone or other Bluetooth device. To pair your Voyager Pro/Voyager Pro+/Voyager Pro HD with your phone or other device: On your cell phone, make sure Bluetooth is turned on.
While tin whistle clearly refers to a metal instrument with a mouthpiece made of molded plastic, identical instruments in all but materials, called whistles or pennywhistles or Irish whistles, are made entirely of wood or plastic.
Galton whistle, the first dog whistle. A dog whistle (also known as silent whistle or Galton's whistle) is a type of whistle that emits sound in the ultrasonic range, which people cannot hear but some other animals can, including dogs and domestic cats, and is used in their training.