R1 Duo comfortex+ Sensor with Chest Strap

Listen to your heart. Especially during exhausting training periods and in demanding competitions, it is important to take care of your heart. The Sigma R1 Duo comfortex+ sensor makes monitoring your heart rate extremely easy. Thanks to a wide chest strap, the sensor lies close to your heart and transmits all your heart rate data to your Sigma ROX 11 bike computer (product code: 2251877) via ANT+ or to your smartphone via Bluetooth Smart. In this way, your bike computer will not only show you current trip data but also your fitness level.

Details:
• High-performance Sigma R1 Duo sensor that transmits your heart rate data to your bike computer
• Compatible with any Sigma ROX 11.0 GPS bike computer (product code: 2251877)
• Chest strap keeps the heart rate sensor securely in place
• Communication between Sigma R1 Duo comfortex+ sensor and Sigma bike computer via ANT+
• Transfer of heart rate data to your smartphone via Bluetooth Smart

Elastic strap without transmitter optionally available, see product code: 1737703