Description: Siren short, short siren.

Description: Firetruck with siren and horn.

Description: Radio, shortwave frequency.

Description: Firetruck idling with radio.

Description: Boat Coast Guard siren 2.

Description: Boat, hatch open and close.

Description: Firetruck with siren 2.

Description: Boat Coast Guard siren short 1.

Description: Heart beat medium.

Description: Police radio 3.

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