Thank you for choosing Billow´s XSG50PROx Sport GPS Watch, a unique device that will allow you to have perfect control of your workouts in running, cycling, mountaineering, etc.\n\nThe XSG50PRO is a sports GPS that incorporates heart rate monitor, altimeter, barometer, pedometer, compass, burned calorie counter, speedometer, autolap, Bluetooth and the latest ANT + technology to make your watch a true all-in-one.\n\nIt´s free application will allow you to keep track of your workouts and check your progress. It supports both Android and IOs.