the terminal is suitable for installation in both subwoofer enclosures and speaker cabinets in vehicles or home audio systems

and extensive adjustment options

✓ Spectral analysis of a signal - obtaining the AFC

Corrosion-inhibiting material composition

✓ Solid metal grille for optimum protection of the woofer

PM400X2 Packaging unit:Single the terminal is suitable forRockford Fosgate Power Marine Amplifier Whether you want to drive high frequency component speakers or low frequency subwoofers, the PM400X2 has the power and flexibility you need to add some serious PUNCH to your vehicle. The power offered by such a small amplifier means it's a great match for a 2 ohm DVC subwoofer or a pair of 8 ohm SVC subwoofers. Features 12 dB octave Butterworth crossover RCA pass through outputs Mute Stealth control panel