LAS VEGAS — “The Sky’s the Limit” — or so the tagline at a pre-CES Bluetooth event would have you believe. At a showcase held for the media at The Mirage hotel and casino for this year's International Consumer Electronics Show (CES), the most interesting devices kept Bluetooth out of the air and close to the body. Wearables and fitness devices were the stars of the show, with a few neat medical applications making waves.

Click through for our best-of-the-best.

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