Are the Betreasure BL-09 headphones covered by a warranty for water damage?
The documentation for the Betreasure BL-09 indicates that these headphones are water-resistant and, according to the FAQ, can be used underwater for up to…
Betreasure BL-09 Headphones Wireless Earphone Instruction Guide
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How can I adjust the fit of the Betreasure BL-09 headphones if they are too loose?
The Betreasure BL-09 headphones are constructed from a titanium alloy soft composite material. This material is designed to be flexible and durable, allowing the…
Why can I hear the other person's voice but they cannot hear me during calls on my BL-09 headphones?
If you can hear the other party but they cannot hear you, it usually indicates an issue with the microphone connection or permissions. Please…
How do I connect the Betreasure BL-09 headphones to my device?
To connect the Betreasure BL-09 headphones to your device, please follow these steps: 1. Ensure that the headphones are turned off. If they are…