|Plus, OctaneÕs workout boosters Ð X-Mode, GluteKickeGet more out of your workout when you use a Polar non-coded chest strap for wireless heart rate monitoring. Polar chest strap gives real-time readout of heart rate and allows for more accurate calorie burn tracking. Must use Polar non-coded chest strap with Octane Fitness ellipticals.Adjustable chest strap sizes:¥Small Ð 23 to 47 inches
¥Medium Ð 25 to 54 inches
¥Large Ð 33 to 63 inchesNote: Wireless heart rate monitoring is only available on xi, ci, ce, and e model consumer consoles and all commercial grade products.r and ArmBlaster Ð inspire the ultimate in cross training, for greater challenges and better results. And for safety, MOM mode disables the console buttons and restricts pedal movement so that young children cannot engage moving parts.