Continuous power output of 45 W per channel (at 4 Ω), Class-D Technology, Compact Design, Built-in LP (low-pass) filter and HP (high-pass) filter, Protection circuit and indicator provided, High level or low level input connection, Hi-level Sensing Power On,

Power up your in-car sound with the XM-S400D stereo amplifier. Each of the amplifier's channels delivers high dynamic audio, while low and high pass filters separate the frequency range to ensure a more accurate sound stage. The speaker-level input makes installation easy, even with integrated head units.