The Amplified MA400.4 is a compact 4-channel Class AB car amplifier designed to provide powerful, detailed sound for aftermarket audio systems. Producing 100W RMS per channel at 4Ω and up to 150W RMS per channel at 2Ω, it delivers reliable performance for speaker upgrades.

Its compact chassis makes installation easier where space is limited, while bridged operation provides up to 300W RMS x2 at 4Ω for higher-powered speaker applications. Suitable for a wide range of car audio installations requiring clean, efficient amplification.