3 way mini weather resistant speaker system has a dual voltage 70/25V 15 watt line transformer or 8 ohm with an adjustable rotary switch. Each speaker has a 4"" 10 oz. polypropylene air suspension woofer with a 1"" dome tweeter. The voice coil has a 50 watt capacity at 8 ohm. It is encased in a black die cast enclosure.