>> Remember those key finders that beeped when you whistled - a real throwback to the
>> '90s
>> www.amazon.co.uk/Thumbs-Up-WHIKEY-thumbsUp-Whistle/dp/B004R6Z0YE
They were absolutely useless. Put one on your keyring and it would go off at any high frequency sound - like keys jangling together!
The only use I found for them, was when I left a job that had a compulsive whistler. I left a few hidden around on my last day. I wasn't too popular, apparently!
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