How to turn on and off
How to put Insera 10 on the ear
How to take Insera 10 off the ear
How to use the volume wheel
How to replace the battery
How to replace the wax guard
How to clean microphones
How to turn on and off
How to put Insera 10 on the ear
How to take Insera 10 off the ear
How to use the volume wheel
How to replace the battery
How to replace the wax guard
How to clean microphones