Paytm to soon let users pay money using ultrasonic sound waves
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Paytm to soon let users pay money using ultrasonic sound wave
Paytm is working on a new way to make payments at stores using one’s smartphone. This method is called ‘Sound Pay’ and it uses ultrasonic sound waves to transfer money
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https://www.desidime.com/discussions/paytm-to-soon-let-users-pay-money-using-ultrasonic-sound-waves?page=1#post_3020370
Its already there as UltraCash..
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Removed red face.