iBand is a “wearable bracelet that is capable of exchanging contact & biographical information during a handshake,”this information aesthetics post says.”The LED display woven into the device shows personal logos,depending on the amount of hands that have been shaken.When the user returns to an information kiosk,it displays a list of new contacts.The device consists of an array of LED lights,a circuit board,a flat battery under the wrist & an infrared (IR) transceiver positioned near the back of the thumb pointing toward the hand”.

iband bracelet display