And finally, the HeadStand in the middle is merely for hanging your headphones, while the gap between the two aluminum discs at the base lets you coilup the cable.
That allowed a 10x increase in power delivery -- up to 50 microwatts to a millimeter radius antenna coil -- to an implant five centimeters below the skin.
The chip, which requires no power, works like this: Up to four megabits of data are put into the chip by touching the dot with an encased coil about the width of a pencil eraser.