英文關鍵字
acoustic
amplifier
audio
bass
black
boom
club
cone
deejay
diaphragm
disco
electrical
electronic
entertainment
equipment
frequency
funky
hear
hifi
isolated
listen
loud
loudspeaker
metal
mix
music
musical
party
play
power
radio
rock
screws
show
sound
speaker
stereo
sub
surround
system
technology
theater
treble
tunes
tweeter
volume
watts
wave
white
woofer