F9 Wireless Headset Bluetooth Stereo Wireless Headphone/Earphones

• The electronic product has been transported for a long time. For your better experience, please charge it for 2 hours after receiving the goods. This is very important. Please pay attention to it. Thank you!
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• 2. Use of the product: after receiving the product, please tear off the protective film of the charging port and charge the product. After charging, turn on the Bluetooth of the mobile phone, click to pair the product, put on the headset, play the music video and enjoy the fun it brings to you
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• 3. No response, unable to start? Try the following:
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• Check if there is a protective film on the charging port and charging chamber of the headset. Please remove the protective film before charging
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• No response to product startup? Try charging for 2 hours first
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• 1. Listen to songs and make phone calls, support listening to songs and making phone calls,
• 2. Call number, last call back, all intelligent Chinese and English prompt tone, power on, Ping, power off, power off, etc.
• 3. Every time the Bluetooth headset is connected with the mobile phone, the Bluetooth headset will automatically connect to the mobile phone when it is turned on, which is convenient and fast.
• 4. Intelligent compatibility: support all mobile phones, tablets, laptops, singing, Q music, movies, etc. with Bluetooth function.
• 5. Support pop ups  ios
• 6. Bluetooth 
• 7. In ear smart sensor
• 8. Rename, GPS positioning (only supports IOS system of Bluetooth 13.2 and above)
• 9.3 real battery window
• 10. Touch
• 11. Subwoofer
• 12. Auto start
• 13. Automatic shutdown
• 14. Binaural communication
• 15. Previous song, next song
• 16. Support daily waterproof and sweat proof (do not support washing and soaking)

  high-quality stereo audio transmission and remote control protocol Powerful noise de-noising circuit (active noise reduction)     Switch between Chinese and English (boot does not connect Bluetooth state, press the switch 2 times, hear the tone switch successfully)  (power indicator charging: red light, full power: red light off (blue light).   Function: automatic pairing smart touch support Siri function low power consumption     Don't overchargeing and long time to charge it.   To provide high quality, cost-effective products is our service tenet, we will continue to do so, constantly update our new products, so, please pay attention to our stores, often visit us, I believe you can get what you need or are interested