Pair with your Suunto heart rate monitor or compatible gym equipment. Compatible with Suunto Ambit, Ambit2, Ambit2 S, Ambit2 R, M4, M5, Quest, t3, t4 and t6 heart rate monitors.
Disturbance-free ANT transmission Analog (inductive) signal for cardio equipment compatibility Seamless strap adjustment Comfortable Suunto textile strap User-replaceable battery Water resistant up to 20 m / 66 ft