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
vocal
mix
recorder
shaking
energy
surround
listen
broadcast
tweeter
amplifier
device
electroacoustic
song
vibrating
tune
entertainment
boom