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They've certainly gone to a lot of trouble writing support docs if it's not real: http://www.amazon.com/gp/help/customer/display.html/ref=hp_bc_nav?ie=UTF8&node
by pimlottc 12y ago
They've certainly gone to a lot of trouble writing support docs if it's not real: http://www.amazon.com/gp/help/customer/display.html/ref=hp_bc_nav?ie=UTF8&nodeId=201706050 http://www.amazon.com/gp/help/customer/display.html/ref=hp_b...
- just150e 12y agoDid you read those docs? > Note: You may need to increase your iPhone volume, since Dash Button uses ultrasonic tones to sync with your iPhone during setup. If prompted, drag the volume slider to the recommended level, at or above where it says Best. Ultrasonic tone sync?
- zaroth 12y agoI actually wrote a library that does this, FSK to WAV and back is just a few lines of code, and fairly reliable. There are even Javascript libraries that can do it. I think it probably is real, it just shouldn't be. :-/
- techstrategist 12y agoUltrasonic communication is also used by some of the 2nd screen tv apps.
- kevinoconnor7 12y agoDoesn't the Chromecast have that capability?
- JoblessWonder 12y agoIsn't that what Clinkle was supposed to be using? It was supposed to be the hot new tech that could replace NFC. Or something or other... [1] http://www.thewire.com/technology/2013/07/what-is-clinkle/66792/ http://www.thewire.com/technology/2013/07/what-is-clinkle/66...
- cbhl 12y agoThat's actually pretty established technology nowadays. I'm not surprised they're using it.