Bluetooth Magnet-Free ANT+ Cadence Sensor - Decathlon
DUAL ANT+ / Bluetooth Smart - Décathlon
Kevin Mayer (French ) during the 1500 m Decathlon men of the IAAF World Athletics Championships on August 6, 201 at the Olympic stadium in London, Great Britain Photo Laurent Lairys / DPPI Stock Photo - Alamy
DUAL ANT+ / Bluetooth Smart Heart Rate Monitor Belt - Decathlon