• 400 x 1 @ 1 ohm RMS
• 300 x 1 @ 2 ohms RMS
• 175 x 1 @ 4 ohms RMS
• Variable 12dB low-pass filter: 50Hz - 250Hz
• Variable 12dB bass boost 
• DC auto-sensing turn on
• Thermal, voltage, speaker short, and dc-offset protection circuitry
• Water resistant
• Heavy cast aluminum heat sink
• Removable audio control cover
• Wired remote control 

Get ready to experience the power and versatility with the water-resistant SDX amp! Perfect for your car, UTV, or any open-air vehicle, this compact yet mighty Class D amplifier delivers exceptional fidelity. Neatly protected beneath a sealed cover, a full suite of audio controls allow you the freedom to adjust your sound to perfection. A robust aluminum casing provides superior heat dissipation, and a shield from the elements. Whether its powersports or in your daily driver - with the SDX amp, you get great sound - for years of fun in any weather!