amusement
announcement
audio
broadcast
broadcasting
cable
chrome
communication
concert
cord
device
electronic
entertainment
equipment
festival
hifi
instrument
interview
isolated
karaoke
leisure
media
metal
mic
microphone
music
musical
news
object
perform
performance
press
professional
record
recording
reporter
singer
single
song
sound
speak
speech
stereo
studio
vintage
vocal
voice
volume
wire