X15 Pro Wireless Bluetooth Earphones Control Sport …, Mandai

features:
1. The latest design headphones for 2025.
2. Dual mode music/game, synchronized sound quality, low latency
3. Bluetooth V5.0
4. Mono and binaural use independently, without any restrictions from the master-slave switch.
specifications
Charging room battery capacity: 300mAh
Transmission distance: up to 10 meters/33 feet
Speech unit: 13mm
Battery capacity: 30mAh
Usage time: Approximately 4 hours (headphones) once
Charging time: about 3 hours (earphones)
Frequency range: 2.402-2.485KHz
Waterproof rating: IPX4

If there is sound on only one side of the headphones, please try the following steps:
1. Turn off Bluetooth and delete Bluetooth connection history.
2. Put the headphones back into the charging case.
3. Remove the headphones.
4. Press and hold the earphones 3 seconds until they turn off. Continue holding down until the earphones flash rapidly for 10 seconds, allowing the earphones to automatically pair again
5. Observe the flashing lights until one side flashes, which means that the left and right earphones have been successfully paired.
6. Turn on Bluetooth on your phone and connect.

If the charging case is unable to charge, please ensure that:
1. Do not use fast chargers or GaN chargers2. Try replacing with a regular charging cable
Why can't the phone case charge the earphones in Q3?

1. Please check if the charging case is powered on. If the charging case is out of power, please charge it.
2. Please ensure that you have not placed the left and right earphones in opposite positions and that the magnets are in good contact.
3. If there are non-conductive stickers on the metal contacts of the earphones, be sure to remove them before charging.
4. Ensure that the magnet contacts on the earphones are in close contact with the magnets on the charging case.
1. Charging steps for wireless Bluetooth earphones
1. Check the charging equipment
Ensure that the charging case/earphones support wired charging
Prepare charging cable (such as Type-C cable)
2. Check the charging status
Red indicator light indicates charging, off/green indicates fully charged
The flashing indicator light indicates that it is charging, while the constant indicator light indicates that it is fully charged
II Earphone pairing
1. Enter pairing mode
First time using new headphones:
When removing the earphones from the charging case, most earphones will automatically enter pairing mode (indicator light flashing or alternating red and blue lights).
Manually enter pairing mode:
If the headphones are turned on, long press the multifunction button
2. Mobile/device operation
Turn on the Bluetooth function of the device:
Mobile: Go to "Settings" → Turn on Bluetooth
In the Bluetooth device list, select your headphone name
3. Complete the connection
After successful connection, the earphones will prompt "Connected" or the indicator light will remain on.