amp
amplifier
audio
background
bass
black
box
button
cable
chrome
combo
communication
connect
connection
control
device
electric
electrical
electronics
entertainment
equipment
guitar
headphone
input
instrument
interconnect
isolated
jack
knob
music
musical
object
overdrive
panel
phone
plug
power
rock
roll
single
sound
speaker
stereo
studio
switch
technology
vintage
volume
white