LISNR encodes and sends data between devices using ultrasound, obviating the need for conventional networks.
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TechCrunch is excited to announce the 19 startups pitching in the Startup Battlefield for TechCrunch Disrupt NYC 2017. Over the next three days on the most prestigious tech stage in the world, the Battlefield teams will compete for $50,000 and the coveted Disrupt Cup.
Watch more from Startup Battlefield here: https://www.youtube.com/playlist?list...
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