Demostración tecnología NSDT (Near Sound Data Transfer)
Data Transfer Via Sound
near-ultrasound air data transfer in Max
PO-33 KO! How to Data Transfer!
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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