英文關鍵字
adjusting
amp
amplifier
amplify
animation
audio
blues
bokeh
closeup
component
concert
connection
control
cord
electric
entertainment
equipment
gold
guitar
hobby
instrument
jack
jam
jazz
knob
level
loud
motion
music
musical
musician
old
panel
performance
plug
power
professional
rock
song
sound
speaker
stereo
studio
switch
tone
volume