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Near sound data transfer

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Demostración tecnología NSDT (Near Sound Data Transfer)

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Data Transfer Via Sound

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near-ultrasound air data transfer in Max

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PO-33 KO! How to Data Transfer!

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PO-32 DATA Transfer Sounds and Patterns

Near Sound Data Transfer (NSDT) is a sound-based mobile transaction technology developed and patented by Tagattitude since 2005. NSDT uses a one time password sent through the audio channel of a mobile device to create an electronic signature enabling secure transactions. Because all mobile devices have an audio channel built in this technology is compatible with all mobile phones in use worldwide.
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