Sgnl - smart watch strap lets you answer calls by touching your ear (9 images)

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It might look like something out of a spy thriller, but answering the phone by putting a finger to your ear is soon to be a reality. A watch strap that transmits a signal through the human body is making a splash on Kickstarter, where it has achieved more than 10 times its funding goal in just over a week thanks to more than 3,000 backers.

Sgnl, created by South Korean company Innomdle, uses a "Body Conduction Unit" to transmit Bluetooth signals from the watch strap as...
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