Features:
4" Co-Axial Speaker System
OEM Drop in Replacement Design
Black 2-layer Paper, DDC (Dynamic Damping Coating) Cone
Double Pressed Treated Foam Surround
6 oz. Motor Structure
Shallow Mounting Depth
EFF Motor Structures (Efficient Flux Field)
Rigid Tooled Basket With Flat Black Finish
0.75" Pure Silk Dome Tweeter w/Neodymium Magnet
SEL Tweeter Ring (Sound Expander Lens)

Specs:
Nominal Impedance: 4-ohm
Sensitivity (1W / 1M): 86 dB
Mounting Depth: 1.8 in
Frequency Response: 70 Hz - 20 kHz
Power Handling (RMS/Peak): 35 / 105 watts