adjusting
announcement
announcer
audio
band
board
channel
colorful
computer
concert
control
controller
desk
device
digital
electric
electronic
equipment
festival
floodlight
hands
illuminated
indoor
instrument
karaoke
knobs
level
light
live
male
media
microphone
mixer
mixing
monitor
music
musical
nobody
panel
party
popular
producer
recording
screen
show
singer
singing
song
sound
sound mixer
speakers
spotlight
stage
studio
technician
theater
tools
voice
wave
working