Bluetooth device (M50).
------ Make sure that your phone is within a strong signal range and there
is no external interference.
------ Check whether your phone is connected to other Bluetooth devices.
(5) The headset model cannot be searched.
------ Make sure the headset is in pairing state and ready to connect.
------There may be a program error between the headset and phone.
Please restart the device or contact the manufacturer to repair it.
(6) No sound from the headset
------ Make sure that the call selects M50 standby status, not the phone
speaker status.
------Confirm whether your phone is connected to other Bluetooth
devices.
VIII.ATTENTIONS
A. Using non-original accessories may result in low performance, short
circuit, or damage to the headset, which are not covered by warranty.
B. Disassembling personally may damage the headset and will not be
covered by the warranty.
C. Do not use it in a dusty environment.
D. Please use a clean, soft, and dry cloth to clean the headset.
E. Keep the headset in its original packaging when not in use.
F. Keep kids away from playing with the headset, they may be injured or
damage the headset.
G. Do not put the headset in a hot or cold environment, otherwise, it may
be temporarily unavailable, and the normal use temperature is between
-10°C—40°C.
H. Do not soak this product in water or shower it.