The Pyle PLMRTW25B Marine Tweeter Speaker System delivers high-quality sound with a robust 120-watt maximum power handling capacity. This system features one pair of 1"" Pei dome tweeters with a horn diffuser, ensuring minimal distortion and crystal-clear audio. With an impedance of 4 ohms and a frequency response from 1.4KHz to 22KHz, these marine-grade speakers are designed for outdoor or boat use, offering a waterproof rating of Ip-X5. The system includes all the necessary mounting hardware, including stainless mounting brackets and screws, for easy installation.