Lanzar 5.25 Inch Marine Speakers - 2 Way Water Resistant Audio Stereo Sound System with 300 Watt Power, Attachable Grills and Resin Treatment for Indoor and Outdoor Use - 1 Pair - AQ5DCS (Silver) WATER RESISTANT: A pair of marine speakers that are water resistant and coated with resin treatment. Can be placed indoors or outdoors like on a boat, dock or pool because it can withstand water splashes and outdoor environment 2-WAY AUDIO: These speakers have 2 way full range audio for a complete stereo speaker system. It has a frequency response of 70Hz-20K Hz, 4 Ohms impedance and each speaker comes with a 0.5 superior dome tweeter 300 WATT POWER: The speakers produce 150 Watt max power each, 400 watt power in total. Each speaker also contains 1" high-temperature voice coil, high-quality polypropylene cone to accurately reproduce low, mid-range, and high frequency sounds 5.25 INCH STANDARD SIZE: Constructed with a standard size of 5.25" each so they can be easily installed on boats, marine watercrafts and other off-road vehicles. The mounting depth is 2.14" (54.5 mm) and the cut-out size is 4.29" (109 mm) DISTORTION-FREE SOUND: Each speaker is constructed with high quality polypropylene dual cone and molded ABS plastic gasket for distortion-free sound. They also have a 2-way attachable grill design and 15 oz magnet structure