Step 1:
Press the touch-sensitive control on the left earbud to enable ANC.
Step 2:
Press the button once again to enable the HearThrough feature.
Step 3:
Press the button once again to disable HearThrough.
Press the touch-sensitive control on the left earbud to enable ANC.
Step 2:
Press the button once again to enable the HearThrough feature.
Step 3:
Press the button once again to disable HearThrough.
A long press (2-3 seconds) of the button will transition through the ANC and HearThrough ON/OFF options.