This onyx classic heart rate monitor from Sigma is a trusted and loyal companion to wear during sport and recreation, offering a reliable transmission of heart rate. Safe, simple and featuring a display with large digits, plus easy operation of the clock via a flexible decorative-ring instead of buttons. With the adjustable training zones and the calorie counter, health oriented training is no longer an obstacle.
- Easy to use
- Sleek design
- Calorie counter
- Backlight
- Display with large figures and pictograms
- Digital and encoded radio transmission
- Training with an adjustable HR zone
- ECG exact
- Water resistance 1 ATM
- Manufacturer's part 28400
Certified as a medical device in accordance with Directive 93/42/EWG.