Using the device77English (UK)Turn On / Off the ANC featurePress the ANC button to turn on or off the ANC feature.The ANC indicator turns on blue and the ANC feature removes noise while listening to music.• If the connected mobile device’s battery is completely discharged, you cannotlisten to music or use the ANC button.• The effects of the ANC mode may be adjusted automatically depending on theenvironments.• The effects of the ANC mode may not be noticeable and some noise may occur invery quiet environments.Using the function buttonYou can use the features below by pressing the function button while using the product.• Play/Pause a multimedia file• Receive/End a call• Reject a call (press and hold)• Adjust the volume