SMART IDENTITY WRISTBAND:

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Nymi by Bionym is a bracelet that uses your unique heartbeat as your identity.  It allows for interaction between you and your preferred devices.  Nymi unlocks your car by the turn of the wrist or it can replace your credit card at the cash register.  The possibilities seem limitless.  The bracelet is available in 3 colors (black, white, orange) and can be pre-ordered for $79 (the first 25,000 orders).  Shipping is scheduled for this year.
http://www.getnymi.com

franciscoplatt