User Manual
2
Cautions for charging case
 • 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.
 • 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.
 • Do not store the product in direct sunlight, near heating 
devices, or in hot, humid, or dusty places because such storage 
could cause malfunction or defect.
 • Do not put it close to fire because that could cause deformation 
or malfunction.
 • Do not use benzine, paint thinners and electrical contact 
cleaner, etc. because use of such material could cause 
deformation or malfunction.
Safety precautions










