LG FR74 Owner's Manual page 31

}
Connecting
You can register fitness devices other than LG Heart Rate Earphones and check the connection
condition. Select deesired device and the screen for connection, disconnection or addtion of the device
is displayed.
You can manage the data from various connected fitness devices comprehensively
You can share your workout record by connecting with other workout app or SNS accounts such as
Facebook or Twitter.
}
LG Fitness Help
You can read LG Fitness app's explanation of product.
It offers simple explain about handling to use LG Heart Rate Earphones.
Using the LG Heart Rate Earphones App 31
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