DIVACORE DVC 4012 Mode D'emploi page 17

WIRED
No more battery? You can
also connect your
device wired via included
audio / MicroUsb cable,
even on the plane.
ACTIVE NOISE CANCELLING
Enjoy the active noise reduction to reduce background
noise by pressing the dedicated switch
ON : The LED lights in blue.
OFF : The LED is off.
VOICE PROMPTS ON / OFF
Turn On HEY BY JO. Press Multifonction button until
the LED flashes in red and blue.
VOICES ON : hold "volume +" button 3 seconds. The
LED flashes 3 times blue.
VOICES OFF : hold "volume -" button 3 seconds. The
LED flashes 3 times red.