The Kenwood KFC-S1366 are 13 CM (5.25 inch) 2-way coaxial speakers, designed to deliver clear and dynamic audio. Featuring a robust polypropylene woofer and a balanced dome tweeter, these speakers handle up to 250W peak power and 30W RMS power. With a frequency response range of 45Hz to 22kHz and an 88dB sensitivity, they provide a full-range sound experience. These speakers are a popular choice for aftermarket audio system enhancements in various agricultural and construction equipment, including Massey Ferguson machines, offering improved sound quality over standard installations. They have a 4 Ohm impedance and a shallow mounting depth of 43 mm (1-11/16 inches).