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Loudspeaker on the building. Information and communication.
Related tags:
- loudspeaker
- bullhorn
- speaker
- megaphone
- loud
- horn
- announcement
- amplifier
- voice
- attention
- sound speaker
- broadcast
- sound system
- volume
- audio
- music speaker
- sound
- media
- communication
- information
- call
- outdoor wall
- old music
- old house
- alert
- warning
- information technology
- communication technology
- business technology
- danger
- music technology
- system
- information system
- electricity
- cement
