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HRM Earphone

  • FR74

  • Discontinued Product

Key Features

Display LED
MCU 16 bit
DSC 24 bit
Memory 2 MB Nor Flash
Sensor Optical Sensor, Triaxial Acceleration Sensor
Water Resistant Yes
Hands Free aptX® Sound Quality
Music Playback Control Play, Pause, Previous Song, Next Song, Volume +/-
Voice Guide Batter Status (When powered on, or checking the battery)
Workout Measuring time, Consumed Calories, Distance, Speed, Pace, Heart Rate, Heart Rate Zone
Workout Voice Guide Workout Start, End, Time, Consumed Calories, Distance, Speed, Pace, Heart Rate, Heart Rate Zone, Goal Achievement Notification
Cardiovascular Fitness Measurement VO₂Max
LG Fitness Smartphone App Support Android and iPhone
Bluetooth 3.0
Bluetooth RF Channel Class 2
Bluetooth Range of Frequency 2.4 G ISN Band (2,402 - 2,480 Hz)
Bluetooth Audio Band 20 - 20,000 Hz
micro USB Yes
Android Phone Android 4.3 or later (Jelly Bean, Kit Kat)
Android Resolution 1920x1080, 1280x720, 800x480
iPhone iOS 6 or later
iPhone Resolution 960x640, 1136x640
Battery Life Up to more than 4 hours when checking heart rate and playing music, up to more than 6 hours when playing music and 250 hours in standby mode
Operating Temperature -15 ~ 45°C / 5 ~ 113°F
Battery Charging Temperature +10°C (+50°F) ~ +45°C (+113°F)
Battery Capacity Built-in Li-polymer Battery 200 mAh
Charging Method USB Cable (Full Charging Time: 3 Hours)

What People Are Saying

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We're here to support you with our product.

View FR74 Product Support

Contact us for any support inquiries.


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Please first review the detailed product information and help guides in the Product Support section for this product prior to posting a question.

How can I buy the device to charge my fr74 earphones.and what is it

Asked by: Sweetpea 2
We regret the inconvenience you have experienced with this device. The charging cable is a Micro USB cable. A replacement cable can be obtained through your local electronics store.
Answered by: NeilE
Date published: 2016-05-03

I recently broke my head phones to this device. Where can I get replacments?

Asked by: Andracierra
We regret the inconvenience you have experienced with this set of earphones. If a portion of this device is damaged, then it will likely require service. Please contact our Wireless Customer Interactive Center at 800-793-8896.
Answered by: NeilE
Date published: 2015-11-11

How can I buy the Shark Fins or Ear tips?

If I lost the Shark Fins or Ear tips, How can I buy the Shark Fins or Ear tips?
Asked by: atwel
Hello Atwel, Sorry to read that you lost your Shark Fins for your LG Heart Rate Monitor Earphone, Model # FR74. You can order them from the following LG Authorized Parts Distributors: Encompass Parts 866-779-7906 MCM Electronics 800-824-9491 Andrews Electronics 800-274-4666 ...^IFV
Answered by: LGJoel
Date published: 2015-05-07

i am looking for a heart rate monitor to work with under armours map my run app. Would this work with the lg g4 and map my run. Im sorry if this seems like silly question but i want to make sure when i spend 200 sollars for the monitor it will work.

Asked by: Agemini1709

Lg fitness will no longer sign in. How do I  use the heartrate monitor without it. 

Asked by: Tohm

Do I need a Lifeband to see the heart rate information from the LG heart rate earphones?

How is the heart rate number displayed from the earphones?
Asked by: Joffry
  • 2016-08-09T08:42CST
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