All its computers now include a built-in antenna which, in conjunction with a networking card, can exchange data with a small base station plugged into a broadband Internet connection up to 45 metres (150 feet) away.

ECONOMIST: The wireless Internet: A LAN line | The

The micoach Elite System includes a small data cell that fits into a player's base layer in a protective pocket on the back between the shoulder blades.

ENGADGET: Adidas miCoach Elite System set to equip all MLS teams in 2013, creates world's first 'smart league'