Installation of professional audio equipment. Stock footage. Powerful curved sound speakers for better sound at concerts or competitions
Schlüsselwörter
speaker,
concert,
entertainment,
event,
installation,
power,
professional,
show,
sound,
stage,
technology,
install,
analog,
arena,
equipment,
big,
black,
club,
background,
hang,
huge,
massive,
acoustic,
lifting,
stadium,
music,
hall,
amplifier,
rigging,
truss,
area,
line,
array,
case,
powerful,
curved,
speaker,
feeling better,
concert,
competition
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