Features:
4" Co-Axial Weather Proof Speaker System
Polypropylene Cone
Rubber Surround
10 oz Motor Structure
Gold Terminals
Water Proof Trampoline Voice Coil Gasket
1" Mylar Dome Tweeter
Black Powder Coated Steel Basket
Stainless Steel Mounting Hardware
Includes Both White and Black Aluminum Mesh Grills
3-ohm System Impedance

Specs:
Cutout Diameter: 4 in
Mounting Depth: 2 in
Frequency Response: 100Hz - 20kHz
Power Handling (RMS/Peak): 40 / 80 watts