Pro Car Audio by JBL. Club coaxial and component speakers bring JBL pro sound to more vehicles. Their compact design means theysll fit into more vehicles than many of our competitors, and their high sensitivity delivers outstanding performance even with modestly-powered factory systems.Rugged polypropylene cones with the Plus One design deliver hard-hitting bass and long performance life. Edge-driven silk dome tweeters deliver broader and smoother high frequency response, never harsh regardless of output level.Starfish Tweeter Mounting Adapter and I-Mount Tweeter Mounting Kit in component speaker system for easy installation.Available in a range of standard sizes 3", 4", 5-1/4", 6-1/2", 6" x 8", 4" x 6", 6" x 9", and 3/4" theysre the perfect upgrade from factory speakers. FeaturesEdge-driven Silk Dome TweeterAcoustically Damped, UV-Resistant Polypropylene ConeBigger Magnet, Bigger Power HandlingSpecial Tweeter Pod Design for Acoustic Adjustment on Different Listening PositionStarfish Tweeter Mounting AdapterI-Mount Tweeter Mounting KitTechnical Specifications3/4" (19mm)Edge-Driven Dome TweeterPower Handling: 50W RMS, 150W peakSensitivity (@ 2.83V): 92dBFrequency Response: 3kHz 20kHzNominal Impedance: 3.0 ohmsWhatss in the Box2 x Tweeters2 x Flush-mount cups2 x Threaded flush-mount adapters2 x Surface-mount cups2 x Starfish tweeter mounts2 x Plastics locking nuts6 x Screws2 x In-line crossover pigtail2 x Spacers2 x Washers