inputs.text: not work first time ok new one - received nike sport band gift really excited read features unfortunately not live hype used sport band first time calibration inaccurate sport band said half mile 20 miles frustrated instructions said already calibrated work right box tried calibrate said no runs eligible calibrateit said no matter fast far ran got new sport band worked great right box satisfied not nike ready shoes buy pouch sensor fit well shoelaces not add noticeable extra weight overall calibration issues sorted really enjoyed sport band would recommend friends