Audiocontrol PNW-525 5.25'' High-Fidelity Car Speakers.

The PNW series features:

• Steel frame reinforced at the edges for additional structural strength.
• Black anodized voice coil former for superior heat dissipation.
• Dual cylinder linear surround for accurate cone movement.
• High-performance composite motor designed by FEA.
• Rigid mica-coated cone for optimized sound reproduction.
• Hybrid silk tweeter for extended frequency response.
• Coaxial point-source design for seamless transition from midrange to tweeter.
• Acoustic diffuser and radiation collar for better off-axis frequency response.
• High-quality mounting hardware included.

Features:

• Crossover Type: Butterworth
• DC Resistance (Re): 2.6 ohms
• Filter Type: HP
• System Frequency (Fs) Response: 75-20k Hz
• XO Frequency: 5250 Hz
• Slope (Octave): -6 dB
• Tweeter Voice Coil Diameter: 20 mm
• Midrange Voice Coil Diameter: 35 mm

Dimensions:

• Overall Diameter (w/o Grille): 5.23 in / 133 mm
• Cut Out Diameter: 3.60 in / 91.5 mm
• Mounting Depth: 1.66 in / 42.2 mm
• Height (w/o Grille): 0.16 in / 4.1 mm
• Height (w/ Grille): 0.64 in / 16.5 mm
• Motor Diameter (w/ Cover): 2.96 in / 75.4 mm
• Grille Overall Diameter: 5.40 in / 137 mm

Included in the package: PNW-525, User Manual.