…when training. That?s why Polar created the Polar WearLink?+ 31 coded transmitter belt. It not only measures your heart rate but also seamlessly adapts to your body shapes so you feel as if it?s not even there. The transmitter consists of an electrode strap and a connector, and with its new side-clip…

This strap is compatible with T31 coded and non-coded chest transmitters and any T series exercise equipment.

…calories and fat that you burn and the OwnZone? feature will automatically determine each day's target zone. The F11? also features the WearLink Coded transmitter made from a soft, fabric material. The electrodes, which pick up the heart signals, are integrated right into the strap for added flexibility and…

Measure your heart rate with (continuous) or without (non-continuous) a chest transmitter. Many features are included like target zone, calories, recovery timer and time of day.

…calories and fat that you burn and the OwnZone? feature will automatically determine each day's target zone. The F11? also features the WearLink Coded transmitter made from a soft, fabric material. The electrodes, which pick up the heart signals, are integrated right into the strap for added flexibility and…

"Our robust ANT wireless heart rate monitor with softer, more comfortable chest strap and superior battery life eliminates cross-talk with other devices to reliably measure and send heart rate data to help you train in your zone."

A sports bra that holds your chest transmitter on selected Polar Heart Rate Monitors.

This slim, light and waterproof T31 doesn?t have the benefit of coding for interference free transmission. However, its purpose remains the same: to transmit your heart rate to your wrist unit ECG (electrocardiogram) accurately.

With a stopwatch and night light, this monitor doubles as an every day watch. Ideal for all exercisers.

…pioneered its development and continue to further technology in the field to improve resolution and eliminate interference. The WearLink+ W.I.N.D. Transmitter Set is a result of that dedication. With a soft textile chest strap it?s the latest generation of Polar?s proprietary heart rate sensing and transmission…

This slim, light and waterproof T31 Coded transmitter offers coding to prevent cross-talk from other electrical devices for accurate measurement of your training. ECG (electrocardiogram) accurate and built to last with up to 2500 hours of training usage.

Have an extra strap for when the other strap is in the wash, for another user or if your elastic strap is showing wear.