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How do I use this Bluetooth headset?
Open the headphone hatch, pick up the headphones and automatically turn on the phone and automatically pair left and right.
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Do you encounter a situation where only one headphone rings, and how do you solve it?
If only one headset work:
1 check to see if the other side is turned on. If the captain does not turn on the phone for 2 seconds.
2 if the headphone battery is exhausted, if so, please put it in the charging chamber to charge.
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Is it binaural? Can I use one alone?
F9 uses Bluetooth 5.0 chip, support binaural call, can also be used in one ear.
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How are the two headphones matched (operation details)?
The Bluetooth 5.0 chip used in F9 automatically powers on and pairs around automatically after picking up from the battery compartment (no manual operation is required).
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How the headset is connected to the phone Bluetooth (operation details).
When the headset takes out the charging bin, the left and right will be automatically paired, and then turn on the phone Bluetooth, search for the Bluetooth name F9, click on the connection, and show that the connection indicates that the connection is successful.
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What is the capacity of the battery compartment of this product?
It can charge the headphones several times.
The battery capacity of the charging cabin is 1500mAh, which can cycle the headset 12 to 15 times.
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How to determine the remaining power in the battery bin and the charging status of the headphones?
We set up a digital display of power in the headset charging chamber. As long as we open the hatch, we can see the remaining power, and the headphones are back in place.
If you see all four charging lights on later, it means that the headset is saturated.
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Sometimes the headphone links are intermittent. Why?
1. Whether the headset is within a valid distance of 10 meters from the playback source.
2. Whether the playback source has a stutter or buffer.
3. Whether the headset is in a low power state.
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What is the weight of the product and is the belt comfortable?
The overall weight of the headset is 99g, and the weight of a single headset is 4.5g. It is comfortable to wear and has no sense of load.
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How's the headset bass effect?
We use graphene speakers, and the bass is heavy enough to feel the shock of high-fidelity sound quality.
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Why the headphones does not charge?
Please make sure both ends of the USB cable are securely connected. If you use a power outlet, ensure that the power supply is connected securely and the outlet works. If you use a computer, make sure it is connected and the USB port is powered. Turn on the headset and then turn them off. Disconnect and reconnect the USB charging cable.
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Why the headphone disconnect with the mobile phone within 10 meters?
Please check if there is metal or any other material within a relatively close range that may interfere with the Bluetooth connection. Bluetooth is a radio technology that is sensitive to objects positioned between the headphone and the connected device.
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There is no audio signal, what can i do?
Check if the head phones are turned off. Check if the headphone is paired. If necessary, pair the headphones with the audio source again. Check the connection of your audio source. If the volume is too low, turn up the volume.
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Why can't I use the headphones to adjust the volume or select the track on the App of mobile phone?
App Software settings may vary according to some functions of the App itself not depending on the phone.
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Why the headphones cannot pair with mobile phone?
1. Please check whether your headphone is in pairing mode or reconnect mode and check whether your mobile phone Bluetooth search function is opened;
2. Check your mobile device's Bluetooth menu and delete / forget the headphones, then reconnect the headphones following the instructions in the user manual.
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What does the headphone certification logos mean?
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How to choose a headset?
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Why my smartphone can't find my Bluetooth headphones?
1. Make sure your smartphone and headphones are close enough to one another when you want to connect them;
2. Check the manufacturer's recommended pairing process;
3. Try turning them off and on again;
4. Turn off or remove any interfering devices;
5. Move away from the WiFi router.
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What factors affect the sound quality of Bluetooth headsets?
The factors that really affect the sound quality of Bluetooth are the protocols for transmitting audio and the encoding technology. At present, there are four mainstream coding technologies on the market: ACC, SBC, APT-X, and LDAC. Now, we will tell you what is the difference between them?
Please check this post:
4 audio coding technologies tell you the secret of Bluetooth sound quality -
Why there is static whenever I listen to music on my Bluetooth headphones?
1. First you should disable or turn off any other unused Bluetooth devices in the area;
2. If the static doesn't go away try resetting your headphones;
3. Turn on your media player, then disconnect your headphones for 30 seconds and then re-pair them;
4. Reduce the distance between your smartphone and your headphones, as this also helps reduce any static.
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How many kinds of headphones are there in the market?
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Why my devices cannot recognize the bluetooth headphones?
1.The Bluetooth feature in the phone is not turned on.
2. The headset is not in pairing / discoverable mode. The phone will not find the headset unless the headset is in this mode.
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Can this item be shipped to my country?
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