H603 Heart Rate Monitor

The Magene H603 is engineered with an advanced ECG-processing circuit that extracts heart‑rate data directly from the electrical signals of your heartbeat. Combined with Magene's self-developed algorithm, it effectively reduces interference caused by movement, sweat, and environmental noise, ensuring consistently accurate readings throughout your workout.

The split-strap design improves comfort and stability, while the soft, adjustable band fits securely without irritation. With dual-protocol support for ANT+ and Bluetooth, the H603 pairs effortlessly with smartphones, sports watches, bike computers, and leading fitness apps. Its IP67 waterproof rating and exceptional 1,000-hour battery life make it a durable, long-lasting training companion for all conditions.

Applying advanced ECG processing circuit, H603 directly extract heart rate data from ECG waveform, with the self-research algorithm, eliminates noise interference caused by movement and sweating, output the most accurate heart rate data.

2 data copies for 1 workout, recording via ANT+ device and Bluetooth App at the same time, with stable transmission. ANT+: Magene, Wahoo, IGPSPORT, Bryton, Black Bird. Bluetooth: Zwift, Onelap, Strava, Kinomap, Wahoo Fitness, TrainerRoad, Rouvy, Fulgaz, Nike Run Clus, Openrider, Elite HRV, Selfloops HRV

Different from the traditional chest strap design, H603 adopts split chest strap design to bring you a better product experience.

  • Dimensions: 62.5x35x11.5mm
  • Chest strap length: 4 to 86cm
  • Waterproof grade: IP67
  • HR Range: 30 to 240 BPM
  • Wireless protocol: Bluetooth 4.2, ANT+
  • Weight: 46g monitor and strap
  • Advanced ECG-based tracking: Extracts heart-rate data directly from ECG signals for superior accuracy
  • Noise‑reduction algorithm: Minimises interference from movement and sweat for stable, real‑time readings
  • Split chest‑strap design: Offers improved comfort, flexibility, and a more secure fit
  • Dual‑protocol connectivity: Compatible with ANT+ and Bluetooth devices for wide‑ranging integration
  • IP67 waterproof rating: Suitable for intense training sessions, rain, and sweat‑heavy workouts
  • Exceptional battery life: Up to 1,000 hours of use from a single CR2032 battery
  • Broad app compatibility: Works with Zwift, Wahoo, Strava, Garmin, Peloton, and many more