Bluedio T3 3RD Generation User Manual page 6

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FAQ
1.Headphones cannot be paired to your mobile phone.
Solution: Check if the headphones have entered pairing mode.
Check if your mobile phone supports the HS or HF profile. Check if
the Bluetooth search function of your phone is turned on. Check if
your mobile phone is turned off. Check if the distance between the
headphones and your phone exceeds 10m.
2.Headphones cannot be turned on.
Solution: The battery runs low. Recharge the battery.
3.Can the battery be replaced?
Solution: The battery is non-detachable and cannot be replaced.
4.Can the headphones be used while driving?
Solution:
DON'T use the headphones in an environment that
requires your special attention.
5.Bluetooth connection is suddenly interrupted within 10
meters.
Solution: Check if there is metal or other material interfering with
the transmission.
6. No audio signal
Solution: Check if the headphones are turned off. Check if the
headphones are paired. If necessary, pair the headphones with the
audio source again. Check the connection to your audio source.
The volume is too low, turn up the volume.
7.Can the headphones be used to control the APPs on your
mobile phone?
Solution: Software settings of APPs may be varied, thus some
APPs may not be controlled by the headphones.
a.The headphones can't be recharged.
Solution: Check the connection of USB plugs. If necessary,
remove the USB cable and plug again. Tum on the headphones
then turn it off.
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Specifications
Bluetooth version: 4.1 +EDR
Bluetooth profiles: A2DP, AVRCP, HSP, HFP
Bluetooth transmission frequency: 2.4GHz to 2.48GHz
Bluetooth operating range: up to 33 feel (free space)
Drivers: <P57mm
Impedance: 160
SPL: 116dB
Frequency response: 15Hz-25,000Hz
Total Harmonic Distortion (THD): <0.1 %
Bluetooth music/talk time: about 20 hours
Standby time: about 1100 hours
Charging time: 2 hours for full charge
Operating temperature range: -10 -C to 50°C only
Specifications are subject to change without notice .
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