Britons urged to ‘keep their cool’ as siren-like sound to emit from millions of devices on Sept 7 at 3pm
Britons urged to ‘keep their cool’ as siren-like sound to emit from millions of devices on Sept 7 at 3pm
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Brits urged to ‘keep their cool’ during emergency alert drill
Phones to buzz at 3pm TODAY during test of national alert system
Don't panic: U.K. phones to sound at once in emergency drill
Millions of UK mobiles activated as government tests national alert system
Millions of UK mobile phones to receive test emergency alert on Sunday
Sirens blare as emergency test alert sent to phones across UK
Exact time emergency alert drill will be sent to UK mobile phones today
UK mobile phones blare in national emergency test
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Hand held devices connected to 4G and 5G are set to vibrate and produce the sound for up to 10 seconds.
Millions of phones will emit a siren sound and vibrate during the drill
Secretary of State Pat McFadden said he knows Brits will 'keep their cool' when their phones make a siren-like noise for 10…
Millions of Brits' phones will vibrate and make a siren sound for around 10 seconds as they receive a text of fewer than 100…
At around 3pm on Sunday 7 September, millions of phones will vibrate and make a siren sound for around 10 seconds as Brits…
Millions of UK phones to sound siren in national emergency alert test, part of government resilience efforts.
