This pair of 4" indoor/outdoor speakers have injection molded polypropylene cone woofers with a rubber surround. These speakers are full-range with omniradiant dispersion and can produce up to 50W maximum @ 8ohms. The speakers are weather resistant and made of a high impact black ABS plastic. 30 feet of speaker wire, as well as deck fasteners and ground stakes for post, ground or surface mounting are included. Dimensions are 13.8" high x 6.5" diameter.