Watch and heart rate monitor in one designed to help serious fitness enthusiasts study and optimize their aerobic training * Smart Coaching features help you train at proper intensity for desired results; Polar Fitness Test designed to remove guesswork from training * OwnCal calculates number of calories expended during a training session based on weight, height, age, gender, and maximum heart rate * Comes with Polar RS300X training computer, WearLink+ transmitter, S1 footpod, RS300X Getting Started Guide, and S1 foot pod user manual * Includes limited two-year manufacturer"s warranty