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Details Bluetooth version, frequency, wireless range, battery, usage, stand-by, charging time, and operation temperature.
Instructions on how to turn on the earphones by holding the Start button until the LED indicator lights up.
Guidance on charging the earphones, indicated by a red LED, and when charging is complete.
Steps for pairing with one or two devices, including LED indicators and PIN code.
Explains functions of the control buttons for power, calls, music playback, and redialing.
Describes the meaning of different LED light patterns for pairing, operation, battery, and charging.
Provides warnings and recommendations for safe product usage, driving, connection, and hearing.
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