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Last Updated: Tuesday March 30 2010 17:46 GMT

The gadget without buttons

If you're sick of carrying your phone or mp3 player around with you help could be at hand!

Scientists have developed a new gadget that doesn't have any buttons, and uses a projector your skin becomes your gadget control pad.

Instead of holding your phone you wear a band that projects a keypad on your arm. So, when you tap a key, the sound is picked up by a sensor in that band, that sends a message to the gadget telling it what to do.

Check it out!