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High-Powered Sound & Clear Output: Elevate your car stereo with 400 Watts RMS across four channels, giving you louder, cleaner audio to combat road noise. Whether you’re pumping bass or clarifying vocals, the Soundfy SA 400.4 ensures a more immersive ride.
Compact & Sleek Class D Design: Designed for easy installation in tight spaces, this mini amplifier features advanced Class D technology that reduces heat and distortion—giving you powerful performance without bulky equipment.
Reliable 2Ω Stable Operation: Experience consistent power with a 2-ohm stable setup. Perfect for running both speakers and subwoofers, it efficiently handles varied car or motorcycle audio configurations without sacrificing sound quality.
Precise Crossover Controls: Tweak your system’s output for optimal clarity. Built-in LPF & HPF settings let you customize full-range audio or isolate specific frequencies, ensuring crisp highs and punchy lows in every genre of music.
Durable Build & Safety Features: Equipped with MOSFET power supply and built-in short-circuit protection, the SA 400.4 amps up reliability for long-term use. Enjoy the confidence of a robust, heat-managing amplifier that keeps your setup safe and your music sounding great.

Product Description

Numbers of Channels	4
Impedance	2 OHMS
Output power @14,4 V	4 x 110W RMS @ 2 OHMS \| 4 x 80W RMS @ 4 OHMS \| 2 x 230W RMS @ 42 OHMS (Bridge)
Output power @13,8 V	4 x 100W RMS @ 2 OHMS \| 4 x 70W RMS @ 4 OHMS \| 2 x 210W RMS @ 4 OHMS
Minimum Input Sensitivity	RCA: 200mV
Crossover w Variable Frequency	Butterworth 12/18/24/36/48 dB / 8th - Linkwitz-Riley 12/18/24/36/48 dB / 8th
Signal-to-noise Ratio (SNR)	>90dB
Frequency Response	10Hz ~ 24KHz