7.7" marine coaxial speakers
- Continuous Power Handling (RMS): 100 W
- Recommended Amplifier Power (RMS): 40 - 200 W / Ch.
- System Efficiency: 91.0 dB @ 1 W / 1 m
- System Nominal Impedance: 4 Ω
- System Frequency Response: 45 Hz - 25 KHz ± 3 dB

Coaxial Physical Specifications:
- Frame Outer Diameter (A): 7.70 in / 196 mm
- Bolt Hole Circle Diameter (B): 6.92 in / 176 mm
- Frontal Grille Protrusion* (C): 1.08 in. / 27 mm
- Mounting Hole Diameter (D): 6.25 in / 159 mm
- Mounting Depth (E): 3.32 in. / 84 mm