SIGMA BC1706HR DTS Wireless Bicycle Speedometer with Heart Rate Monitor The BC 1706 HR with DTS is the perfect solution for all fitness-oriented cyclists. In addition to the trusted BC 1606L DTS bike and time functions the BC 1706 HR also measures heart rate. The current, maximum and average heart rate are measured as precisely as an ECG for precise training... 

SIGMA BC1606L 16 Function Topline Wired Bicycle Speedometer The BC 1606L provides a better overview of the essential information during a ride by hiding the total accumulated functions and cadence if not installed. The backlight gives optimal readability of this information even in the dark. An integrated storage chip prevents the loss of set values during... 

SIGMA BC1606L DTS Wireless Bicycle Speedometer Sigma’s top model…the BC 1606L DTS wireless provides a better overview of the essential information during a ride by hiding the total accumulated functions and cadence if not installed. The backlight gives optimal readability of this information even in the dark. An integrated storage chip prevents...