JBL Club 644F - 4"x 6" (100mm x 152mm) two-way

Plus One Woofer Cone Architecture: Patented (US patent #7,548,631) Plus One cones provide more overall speaker-cone area than other speakers of the same size, resulting in higher sensitivity, increased low-frequency output and greater musical character.. Acoustically Damped, UV-resistant Polypropylene Cone: Every Club speaker's woofer cone is designed to deliver clean, non-resonant sound quality, while standing up to the demanding heat and humidity of the car environment.. Bigger Magnet, Bigger Power Handling: The new Club lineup features a larger magnet delivering higher power handling than competitors at similar price points.