[. . . ] â· To prevent noise pick-up, keep the wiring of this unit away from motors, high-voltage leads and other possible noise sources. [. . . ] Old electrical and electronic equipment should be recycled at a facility capable of handling these items and their waste byproducts. contact your local authority for details in locating a recycle facility nearest to you. Proper recycling and waste disposal will help conserve resources whilst preventing detrimental effects on our health and the environment. Water and moisture -- Do not install the speakers in locations which may be subject to water or moisture. Dust and unstable locations -- Do not install the speakers in unstable locations or locations subject to dust. Suffocation -- After taking the unit out of the polyethylene bag, be sure to dispose of the polyethylene bag out of the reach of children. Otherwise, they may play with the bag, which could cause hazard of suffocation. Modification -- Do not attempt to open or modify the unit, for this could cause fire hazard or malfunction. [. . . ] Note:When using the speaker as aThree-way speaker combined with a sub woofer connect nonpolar capacitorsinseries(withvoltageresistancegreaterthan63Vandcapacitancelessthan270F)asH. [. . . ]