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• Only use the charger approved by the manufacturer to charge the
earphone.
• Charge the earphone if it has not been used for more than 12
months.
• This device complies with Part 15 of the FCC Rules. Operation is
subject to the following two conditions: (1) this device may not
cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause
undesired operation.
• Do not dispose of the battery in or close to an open fire as it may
cause explosion.
Warning