Heart Rate Monitor
• Onboard Memory up to 13 hours of training time (ANT+ FIT file transfer)
• Bluetooth® Low Energy / ANT+ Connection
• 24 Hour Battery Life
• 5 Heart Rate Zone
- Onboard Memory up to 13 hours of training time (ANT+ FIT file transfer)
- Bluetooth Low Energy / ANT+ Connection
- 24 Hour Battery Life
- 5 Heart Rate Zone Indications
- Superior accuracy with all skin tones
- IP68 Waterproof Rating
It uses internal accelerometers to detect rhythmic body sway while running or pedaling.
They stay lite until the internal capacitors are discharged.
Set mode within Rhythm Sync app. Once set, the Rhythm24 will start in swimming mode and when transitioning, all you need to do is double tap the large multi-function button on the device and it will switch to the next mode… biking then running. You can record your entire race and upload the data to your mobile device after, and you will see all three of your stages with the corresponding data that comes with each of those sport modes.
Set mode within Rhythm Sync app. Once set, the Rhythm24 will start in running mode and when transitioning, all you need to do is double tap the large multi-function button on the device and it will switch to the cycling mode. You can record your entire race and upload the data to your mobile device after, and you will see both of your stages with the corresponding data that comes with each of those sport modes.
This indicates your Rhythm24’s storage level: 3 LEDs = 66 - 100%, 2 LEDs = 33 - 66%, and 1 LED = 0 - 33%
To check the battery level with the unit on, press and hold the MFB for 2 seconds. The LEDs will indicate your battery level: 3 LEDs = 66 - 100%, 2 LEDs = 33 - 66%, and 1 LED = 1 - 33%
There is not a mode we call "rest", but we do have a heart rate only mode that turns off cadence and some other functionality to maximize battery life and memory.
Set Mode within Rhythm Sync app to activate Heart Rate Variability for Rhythm 24. Then use your favorite HRV app to record HRV data.
High heart rate variability is an indication of especially cardiovascular, but also overall health as well as general fitness. Generally speaking, it tells us how recovered and ready we are for the day. Also, HRV can react to changes in our body even earlier than heart rate. This makes it a particularly sensitive tool that gives us insights into our wellbeing.
No, the recording is stored on a separate flash from where the firmware is stored.
Bluetooth doesn’t work in the water, cannot transmit. The Rhythm24 does have a record feature so you can record your swimming data and upload it to your mobile device after your swim.
Ant+ doesn't work in the water. The Rhythm24 has record mode, so you can record your swimming data and upload it to your mobile device after you swim.
Yes, we have reviewed testing that shows both the Rhythm24 and top chest straps reporting 94% accuracy and response.
Nope - new band design for the Rhythm24
Yes, it has an IP68 waterproof rating and that is to a depth of 3 meters.
The Rhythm24 and Rhythm+ can be worn in multiple locations on your arm while providing the highest level of accuracy. Wear the Rhythm HR monitors on your upper forearm, biceps, or triceps snug enough to not move on your arm, but not so tight that it restricts circulation.
To record a workout while in a Multi-Sport Mode:
Press and hold the small RHYTHM24 button to begin recording.
Double- press MFBs to toggle between recording orange tri-LEDs, and green tri-Leds.
NOTE - Green tri-LEDs need to be visible on RHYTHM24 to toggle between workout legs of MultiSports Modes.
Double-press MFB to change workout legs.
Rhythm Sync (App) Questions:
Utilize Rhythm Sync’s Help feature within the app using the i icon.
Save a workout to Rhythm Sync App from RHYTHM24 Monitor:
Tap on workout to save, choose Download button
File moves to Saved Workouts section
Share / Export / Delete from Saved Workouts:
Tap on workout to see options
Delete Workout Files:
To delete files individually, the Rhythm Sync app is required
Swipe a “Workout on Monitor” file to the left to see delete button
Your heart rate zones are customized based off of your you personal info you provide within the My Details page of the Rhythm Sync app.
If you know your laboratory tested current max heart rate, use that. If not, a great starting point is your age-predicted max heart rate, by subtracting your age from 220.
Orangetheory’s Beat Flex is a proprietary device that works specifically in Orangetheory gyms and is available to purchase at their locations all over the world.
Nope, we can’t do that.
Nope. we can’t do that.
Yes you can and it provides a more accurate heart rate reading.
Yes, it will.
Yes, Rhythm 24 has ANT+™and Bluetooth®.
Please, hand wash only with mild soap if needed.