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Upgrade your car audio system with a 4-channel Class A/B amplifier for enhanced sound clarity. Customize your audio by connecting various speakers, adjust the balance between front and rear channels, and even add a subwoofer for deeper bass. Maximum Power Output Boost your music. The GM-A6704 delivers a powerful 1,000 watts of maximum power output for dynamic and impactful sound reproduction, with 60 watts RMS x 4 at 4 ohms (190 watts RMS x2 in bridged mode). Efficiency The GM-A6704 features a Class AB design, balancing efficiency and performance to ensure optimal power usage for a consistent audio experience without generating excessive heat. Tone Control Equipped with variable high and low-pass filters, you can control the range of frequencies the amplifier sends to its speakers to improve the sound according to music type and genre. Tailor your listening experience and enjoy your drive