0:14
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A large, barred metallic gate opened with slight keys rattling and then closed.
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0:23
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A school bell or fire alarm ringing from a close perspective.
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0:07
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A built up, suspenseful special effect siren.
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0:06
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A factory or industrial warning alert or alarm.
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0:02
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An emergency or restricted access alarm.
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0:02
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A mobile phone alarm or phone call ring with a bell.
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0:02
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A alarm beep of digital clock or a hospital machine.
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0:04
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A ringing train crossing alarm in the distance.
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0:02
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A ringing bell of a old style telephone.
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0:10
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A sequence of six different buzzer sounds evenly spaced.
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