Features:

• ECG Accurate Long Range Heart Rate Telemetry Strap.
• Adjustable Elastic Strap fits most.
• This belt uses a long life Lithium battery.
• Allows you to accurately measure Heart Rate and use special features that may be built into your cardio product.
• Polar brand means that it is compatible with most fitness products (in the home and gym) that receive the 5kHz frequency.

***Please note that if you already own a Polar Compatible Heart Rate belt, it may not work with certain products such as rowers and treadmills because of the distance of the user from the built-in HR receiver. The Polar T34 was designed to transmit 4' and may be required for you to receive a accurate reading. (Required for the Bodycraft VR400 and VR100 rowers)