Factory Reset
If you are experiencing connectivity issues, you
may need to perform a hard reset on your
CBT15. To do so,
press the handsfree button
for four seconds. An audible tone will sound,
followed by the LED flashing blue. Once reset
successfully, the LED indicator will flash every
second and will enter pairing mode.
Specifications
Bluetooth Version: 4.1
Built-in Lithium-Ion Battery: 3.7V, 400mAh
Charging Voltage: 5V
Speaker: 52
mm 4Ω 3W
Frequency: 150Hz-18KHz
Distortion: ≤0.5%
Effective Distance: 10M
Waterproof Grade: IP54