This 'telepathy' speaker lets you talk to someone metres away without making a sound - The Irish News
Technology

This 'telepathy' speaker lets you talk to someone metres away without making a sound

The wearable device could help soldiers communicate discreetly, according to researchers.
A wearable device that could allow soldiers to whisper to each other without enemies hearing has been tested by researchers. Project Telepathy, which is still in its prototype phase, uses ultrasound [...]

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