Quick hear-through function

This function enhances external sounds. The volume of music being played back decreases automatically. It is useful for when you want to listen to public transportation announcements or people’s voices.

Press the multifunction button on the L (left) side headphone three times in a row.

Turning off the quick hear-through function

The quick hear-through function turns off when the following operations and actions are performed.

When the multifunction button on the L (left) or R (right) side headphone is pressed
When the touch sensor on the L (left) or R (right) side headphone is touched
When making/receiving calls
When the headphones are removed from the ears (when the ear detection function is on)
When music playback is stopped and then restarted
When a connected Bluetooth device is operated

	The quick hear-through function cannot be used during a call.

	Depending on your surroundings, the ambient sounds may be difficult to hear even when using the quick hear-through function. Do not use the product in places that are dangerous if you cannot hear the surrounding sounds, such as places with heavy traffic. When the quick hear-through function is turned on, do not cover the microphone with your hand. If you do so, a loud sound (howling) will be emitted, and it may adversely affect your hearing ability.

Depending on your surroundings, the ambient sounds may be difficult to hear even when using the quick hear-through function. Do not use the product in places that are dangerous if you cannot hear the surrounding sounds, such as places with heavy traffic.
When the quick hear-through function is turned on, do not cover the microphone with your hand. If you do so, a loud sound (howling) will be emitted, and it may adversely affect your hearing ability.