LISNR has developed a way for companies to send targeted messages to their customers using inaudible, high-frequency sound waves.
LISNR找到了用人们听不见的高频声波帮助企业向客户定向传递信息的途径。
Otamaro 535: It vibrates its cheeks and emits sound waves that are inaudible to humans. It communicates with the sound waves' rhythm.
它通过振动双颊来发出人类听不到的超声波。它通过不同节奏的超声波来与同伴们交流。
Otamaro 535: It vibrates its cheeks and emits sound waves that are inaudible to humans. It communicates with the sound waves' rhythm.
它通过振动双颊来发出人类听不到的超声波。它通过不同节奏的超声波来与同伴们交流。
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