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Affiliate links · Last verified 2026-05-21 · 🌍 Outside the US? Amazon and eBay will redirect you to your country's local store automatically.
The Pitch on Kickstarter
X1-SENTNL | Ultrasonic Audio Privacy Device appeared on Kickstarter in 2025. David Macdonald pitched the product to the audience. $5.3K pledged of $2.6K goal (199% funded).
Frequently Asked Questions
Is X1-SENTNL | Ultrasonic Audio Privacy Device still in business?
X1-SENTNL | Ultrasonic Audio Privacy Device is still listed on Amazon and eBay — see the buy links below for the latest availability.
Who founded X1-SENTNL | Ultrasonic Audio Privacy Device?
X1-SENTNL | Ultrasonic Audio Privacy Device was founded by David Macdonald.
Did X1-SENTNL | Ultrasonic Audio Privacy Device get a deal on Kickstarter?
Yes — $5.3K pledged of $2.6K goal (199% funded).
Where can I buy X1-SENTNL | Ultrasonic Audio Privacy Device?
X1-SENTNL | Ultrasonic Audio Privacy Device is available on Amazon and eBay. We compare current prices across both at our /results page — link below.
Related from Kickstarter
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