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Send data over ultrasonic audio

LISNR is a high frequency, inaudible technology and a communication protocol that sends data over audio, enabling proximity data transmission, second-screen functionality, authentication and low-fi device to device connectivity on any device. With LISNR a new layer of audience engagement can be added, perfectly timed to create the most impact – targeted ads, personalized offers – on the viewer’s mobile device in real time.

KPIs
  • Better know your customer
  • Customer engagement
  • Customer loyalty and brand stickiness
Use cases
  • Authentication and digital signage at the SPs retail stores or at the self-service channels
  • Targeted and personalized offers in the SPs retail stores
  • Extend analytics and engagement ability directly to every mobile device passing by
  • Payment over sound
https://lisnr.com/