英文關鍵字
loudspeaker
bass
studio
speaker
technology
equipment
music
volume
woofer
monitor
audio
acoustic
professional
sound
stereo
power
dynamic
subwoofer
record
membrane
driver
hifi
electronic
voice
closeup
play
black
loud
round
speakers
noise
background
entertainment
tweeter
treble
circle
broadcast
box
diffusor
object
electronics
pumping
modern
high