The Tom Tom Runner 2 cardio music large heart rate monitor is a highly versatile GPS watch designed to help you boost fitness performance while listening to your favourite music. This ultra-slim, lightweight multisport watch allows for training in bike, swim, gym & treadmill modes & gives you accurate heart rate information on your wrist. It has 3GB of music storage & enables you to listen to over 500 songs directly from your watch. The device is waterproof up to 40m (130ft) & offers GPS & 24/7 activity tracking to capture your steps, active minutes & calories burnt. The race mode allows for choosing one of your past performances to race against, while audio performance feedback helps to push yourself harder & take your training to the next level.