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Although this product was designed to be used safely, failing to use it correctly may result in an accident. To ensure
safety, observe all warnings and cautions while using the product.
Cautions for the product
• Do not use the product near medical equipment. Radio waves may affect cardiac pacemakers and medical
electronic equipment. Do not use the product inside medical facilities.
• When using the product in aircraft, follow airline instructions.
• Do not use the product near automatic control devices such as automatic doors and fire alarms. Radio waves
may affect electronic equipment and cause accidents due to malfunction.
• Do not disassemble, modify or attempt to repair the product to avoid electric shock, malfunction or fire.
• Do not subject the product to strong impact to avoid electric shock, malfunction or fire.
• Do not handle the product with wet hands to avoid electric shock or injury.
• Disconnect the product from a device if the product begins to malfunction, producing smoke, odor, heat,
unwanted noise or showing other signs of damage. In such a case, contact your local Audio-Technica dealer.
• Do not allow the product to get wet to avoid electric shock or malfunction.
• Do not put foreign matter such as combustible materials, metal, or liquid in the product.
• Do not cover the product with a cloth to avoid fire or injury by overheating.
• Follow applicable laws regarding mobile phone and headphone use if using headphones while driving.
• Do not use the product in places where the inability to hear ambient sound presents a serious risk (such as at
railroad crossings, train stations, and construction sites).
• The product effectively shields external sound, so you may not hear sound around you clearly while wearing the
product. Adjust the volume to a level where you can still hear background sound and monitor the area around
you while listening to music.
• Store the eartips out of the reach of small children.
• When charging, make sure to use the included USB charging cable.
• Do not charge with devices that have quick-charge functionality (with a voltage of 5 V or more). Doing so may
cause the product to malfunction.
• To prevent damage to your hearing, do not raise the volume too high. Listening to loud sound for an extended
period may cause temporary or permanent hearing loss.
• Discontinue use if skin irritation results from direct contact with the product.
• If you begin to feel unwell while using the product, discontinue use immediately.
• When removing the product from your ears, check to make sure the eartips are still attached to the main unit. If
the eartips become lodged in your ears and you are unable to remove them, consult a physician at once.
• If you develop an itch from wearing the product, discontinue use.
Safety precautions