JL Audio C1-650se 6.5-inch Component Speakers Powersport Amplifiers the JD400/4 amplifier is engineered

the JD400/4 amplifier is engineered to deliver loads of clean power

lightweight elastomeric butyl and aluminum constrained-layer vibrational damper

They are constructed from lightweight die-cast aluminum

Filter Mode(s): Channels 1 & 2 (front) High-Pass only Filter Slope(s): Channels 1 & 2 (front) 12 dB/octave Filter Frequency Range: Channels 1 & 2 (front) 50 Hz - 500 Hz Filter Mode(s): Channels 3 & 4 (rear) High-Pass only Filter Slope(s): Channels 3 & 4 (rear) 12 dB/octave Filter Frequency Range: Channels 3 & 4 50 Hz - 500 Hz Filter Mode(s): Subwoofer Channel Low-Pass only Filter Slope(s): Subwoofer Channel 12 dB/octave Filter Frequency Range: Subwoofer Channel 50 Hz - 500 Hz Detented

48 in / 38 mm Mounting Hole Diameter (D) 12

JL Audio C1-650se 6.5-inch Component Speakers Powersport Amplifiers the JD400/4 amplifier is engineered2 Way Component System: 6. 5 inch (165 mm) Woofer, 1 inch (25 mm) Silk Dome Tweeter The C1 650se component system is engineered to deliver remarkable fidelity and outstanding value in a format that easily fits in factory locations. Outfitted with pure, silk dome tweeters, the C1 650se component system stands above others in its category with silky smooth, high frequency clarity and definition. The 1 inch tweeters edge driven design delivers excellent