no la. it's for nike+ipod thing. the one where u're supposed to
buy a nike shoe and there'll be a compartment inside to put a
receiver to tell u your pace, distance run etc. but if u dun have a
nike shoe u can buy that, put the receiver in and tie that thing on
your shoelaces.
wha, so advance, i use my watch can liao mah..why get so
sophiscated? You training for olympic hor