User manual DENON AH-D1100

[. . . ] Before using the headphones, be sure to read the attached document "Precautions on the use of headphones". To prevent injury, be careful not to let your fingers get caught between the housing and hanger. [. . . ] Do not use benzene, thinners, or other organic solvents or insecticides on the main unit since they may cause a change in quality or color. Sound leaks out from the headphones when the volume is too high, which may annoy people around you. We declare under our sole responsibility that this product complies with the standards: EN55013 and EN55020, and follows the provisions of 2004/108/EC Directive. This product's packaging materials are recyclable and can be reused. Please dispose of any materials in accordance with local recycling regulations. To prevent hearing damage, avoid using your headphones at such a high volume that it irritates your ears. Before turning on the power of a connected device, turn the volume all the way down. A sudden burst of loud sound could be harmful to your ears and cause hearing loss. Do not use headphones while driving a bicycle, motorcycle or automobile. In the interest of safety, keep the volume of your headphones at a level at which surrounding sounds can still be heard. Store the ear pieces out of the reach of children to prevent small children from accidentally swallowing them. Be sure to turn this headphone's power switch off when replacing the battery. [. . . ] Used battery in accordance with local regulations on battery disposal. Do not keep the battery near a fire source, in a place exposed to direct sunlight, inside a car in the hot sun, or in places with extremely high temperatures, such as near a heater. [. . . ]