Four-Channel Micro Amplifier ACM series amplifiers by AudioControl are the perfect blend of power and features for car audio systems from mild to wild. Compact size, high power and the ability to help integrate with factory stereo systems are features that assure “Making Good Sound Great” can happen in any installation. Reversible cover plates allow flexible mounting options when paired with AudioControl DM Series Processors or when using multiple ACM series amplifiers in confined spaces. Once again AudioControl comes to the rescue combining features and benefits needed to assure audio euphoria in an automotive setting. Features 4 x 75 watts @ 2 ohms 4 x 50 watts @ 4 ohms 150 watts @ 4 ohms bridged GTOTM Signal Sense Active speaker-level inputs for OEM integration RCA Line Inputs Linkwitz-Riley Crossover Reversible Cover Plate Bulletproof 5 year warranty | Number of Channels 4 Class D Peak Power Rating (Watts) RMS Power Rating (Watts x Channels) - 4 Ohms 50 x 4 RMS Power Rating (Watts x Channels) - 2 Ohms 75 x 4 RMS Power Rating (Watts x Channels) - 1 Ohm N/A RMS Power Rating - Bridged 150 x 2 Minimum Impedance Unbridged (Ohms) 2 Minimum Impedance Bridged (Ohms) 4 THD at Rated RMS Power 0.01% Bulit-in Crossover - Low Pass Yes Built-in Crossover - High Pass N/A High Pass Crossover Frequency (Hz) 80,120hz Low Pass Crossover Frequency (Hz) N/A Signal-to-Noise Ratio 102dB Bass Boost N/A Bass Remote Included No Fuse Rating 30A CEA-2006 Compliant Yes Maximum Power Wire Gauge Size 8 Gauge Warranty 1 Year