adjusting
amplifier
audio
balance
bass
board
button
channel
closeup
concert hall
console
control
decibels
desk
digital
electronic
equalizer
equipment
fader
faders
frequency
headphones
indoors
input
instument
knob
level
live
loudness
macro
man
meter
mic
mixer
mixing
music
operator
panel
pro
radio
record
sliding
sound
stereo
switch
technical
technology
treble
volume
working