Loudspeaker Equipment
General And Emergency Business Broadcasting Overhead
Remote Control Microphone
Loudspeaker
Radio Antenna
Attenuator
Terminal Board2
Terminal Connection2
Electric Wire9
Cable1
Conduit7
Metal Ducts And Troughs4
Cable Rack7
Boxes
Support Material5
Fireproof Compartment Penetration Treatment, Etc.6
Grounding Work7
Painting Work7
Construction Cost2
Direct Temporary Installation2
Suspension Work2
Removal And Reinstallation2
Demolition2