walkie-talkie![click to hear](/images/speaker.jpg)
Portable two-way radio used to relay the human voice over short distances.
volume control ![click to hear](/images/speaker.jpg)
Button that controls the loudness of the walkie-talkie.
microphone ![click to hear](/images/speaker.jpg)
Device that converts electric pulses into broadcast or recorded sounds.
push-to-talk switch ![click to hear](/images/speaker.jpg)
When this button is pressed, voice messages can be sent from one extension to another; when it is released, messages can be received.
speaker ![click to hear](/images/speaker.jpg)
Integrated device used to generate sound.
display ![click to hear](/images/speaker.jpg)
Liquid crystal display showing instructions for setting or operating the walkie-talkie.
antenna ![click to hear](/images/speaker.jpg)
Device that emits and receives radio waves.