> The device just says the amount received out loud and at that point, the customer can leave with the goods. Haven't seen this tech anywhere else. I’ve seen t

> The device just says the amount received out loud and at that point, the customer can leave with the goods. Haven't seen this tech anywhere else. I’ve seen this in China many years ago on both PoS terminals and smartphones. Guess it shouldn’t be surprising that Paytm brought this to India, given that Alibaba/Ant Financial at one point had a significant stake in it.