adjust

amplifier

audio

background

bass

beach

board

broadcast

button

channel

closeup

computer

concert

console

control

dance

deck

desk

digital

editing

electronic

engineer

entertainment

equalizer

equipment

hand

house

instrument

knob

level

line

man

media

mixer

mixing

music

panel

party

production

professional

radio

record

slider

sound

stereo

studio

switch

technology

volume