Revolutionize your driving experience with the Banda Audioparts BD400, the ultimate powerhouse in car amplification. Engineered to perfection, this amplifier isn't just about sound – it's about crafting an auditory journey that elevates every moment behind the wheel. Get ready to immerse yourself in a symphony of precision-engineered sound. With an impressive 400 watts RMS of pure power, the BD400 delivers an audio experience that transcends expectations. Feel the bass thump in your chest and the highs soar with crystal clarity, as every note is brought to life with unrivaled fidelity. But the BD400 isn't just about raw power – it's about control. Fine-tune your sound with adjustable settings for gain, crossover frequencies, and bass boost, putting you in the driver's seat of your audio destiny. Whether you crave earth-shaking bass or crisp, detailed highs, the BD400 empowers you to tailor your sound exactly to your liking. Worried about protection? Fear not. The BD400 comes equipped with comprehensive safeguards, including thermal, overload, and short-circuit protection, ensuring your investment stays safe and sound for the long haul. Compact yet robust, the BD400 is designed for seamless integration into any vehicle, with its sleek form factor and versatile installation options. Whether you're cruising down the highway or navigating city streets, the BD400 is your ticket to an audio experience that transforms every drive into a symphony on wheels. So why settle for ordinary car audio when you can experience extraordinary? Elevate your journey with the Banda Audioparts BD400 and unleash the true potential of your car's sound system. Experience the difference – experience audio excellence like never before. Parameter 800.4 Maximum Power 14.4v @ 2 Ohms 4 x 250 WRMS Maximum Power 14.4v @ 4 Ohms 4 x 170 WRMS Maximum Power 14.4v Bridge @ 4 Ohms 2 x 500 WRMS Maximum Power 12.6v @ 2 Ohms 4 x 200 WRMS Maximum Power 12.6v @ 4 Ohms 4 x 130 WRMS Maximum Power 12.6v Bridge @ 4 Ohms 2 x 400 WRMS Efficiency @ 4 Ohms 84% Efficiency @ 2 Ohms 78% Input Voltage 9 – 15V Input Impedance 22K Ohms THD+N 0.10% Input Sensitivity 280mV – 4V Signal-to-Noise Ratio 88dB Frequency Response (OFF Switch) – Frequency Response 5 to 22kHz (-3dBs) HPF (High Pass Filter) 20 to 90Hz @ 12dBs/8 Linkwitz-Riley LPF (Low Pass Filter) 90 to 20kHz @ 12dBs/8 Linkwitz-Riley Recommended Fuse 50 A Idle Current 1 A Maximum Current (sine wave) 90 A Maximum Current (musical signal) 50 A Power Supply Cables (min. recommended) 10mm / 7 AWG Output Cables (min. recommended) 2 x 1.5mm / 2 x 15 AWG Weight (Kg) 1,2 Height (mm) 54 Width (mm) 209 Depth (mm) 243